diff --git a/SWADroid/lint.xml b/SWADroid/lint.xml
index ee0eead5..b8810ab9 100644
--- a/SWADroid/lint.xml
+++ b/SWADroid/lint.xml
@@ -1,3 +1,200 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <lint>
+    <issue id="AaptCrash" severity="ignore" />
+    <issue id="AccidentalOctal" severity="ignore" />
+    <issue id="AdapterViewChildren" severity="ignore" />
+    <issue id="AddJavascriptInterface" severity="ignore" />
+    <issue id="AllowBackup" severity="ignore" />
+    <issue id="AlwaysShowAction" severity="ignore" />
+    <issue id="AndroidGradlePluginVersion" severity="ignore" />
+    <issue id="AppCompatMethod" severity="ignore" />
+    <issue id="AppCompatResource" severity="ignore" />
+    <issue id="Assert" severity="ignore" />
+    <issue id="BackButton" severity="ignore" />
+    <issue id="ButtonCase" severity="ignore" />
+    <issue id="ButtonOrder" severity="ignore" />
+    <issue id="ButtonStyle" severity="ignore" />
+    <issue id="ByteOrderMark" severity="ignore" />
+    <issue id="ClickableViewAccessibility" severity="ignore" />
+    <issue id="CommitPrefEdits" severity="ignore" />
+    <issue id="CommitTransaction" severity="ignore" />
+    <issue id="ContentDescription" severity="ignore" />
+    <issue id="CutPasteId" severity="ignore" />
+    <issue id="DalvikOverride" severity="ignore" />
+    <issue id="DefaultLocale" severity="ignore" />
+    <issue id="Deprecated" severity="ignore" />
+    <issue id="DeviceAdmin" severity="ignore" />
+    <issue id="DisableBaselineAlignment" severity="ignore" />
+    <issue id="DrawAllocation" severity="ignore" />
+    <issue id="DuplicateActivity" severity="ignore" />
+    <issue id="DuplicateDefinition" severity="ignore" />
+    <issue id="DuplicateIds" severity="ignore" />
+    <issue id="DuplicateIncludedIds" severity="ignore" />
+    <issue id="DuplicateUsesFeature" severity="ignore" />
+    <issue id="EasterEgg" severity="ignore" />
+    <issue id="EnforceUTF8" severity="ignore" />
+    <issue id="ExportedContentProvider" severity="ignore" />
+    <issue id="ExportedPreferenceActivity" severity="ignore" />
+    <issue id="ExportedReceiver" severity="ignore" />
+    <issue id="ExportedService" severity="ignore" />
+    <issue id="ExtraText" severity="ignore" />
+    <issue id="ExtraTranslation" severity="ignore" />
+    <issue id="FieldGetter" severity="ignore" />
+    <issue id="FloatMath" severity="ignore" />
+    <issue id="GetInstance" severity="ignore" />
+    <issue id="GifUsage" severity="ignore" />
+    <issue id="GradleCompatible" severity="ignore" />
+    <issue id="GradleDependency" severity="ignore" />
+    <issue id="GradleDeprecated" severity="ignore" />
+    <issue id="GradleDynamicVersion" severity="ignore" />
+    <issue id="GradleGetter" severity="ignore" />
+    <issue id="GradleIdeError" severity="ignore" />
+    <issue id="GradleOverrides" severity="ignore" />
+    <issue id="GradlePath" severity="ignore" />
+    <issue id="GrantAllUris" severity="ignore" />
+    <issue id="GridLayout" severity="ignore" />
+    <issue id="HandlerLeak" severity="ignore" />
+    <issue id="HardcodedDebugMode" severity="ignore" />
+    <issue id="HardcodedText" severity="ignore" />
+    <issue id="IconColors" severity="ignore" />
+    <issue id="IconDensities" severity="ignore" />
+    <issue id="IconDipSize" severity="ignore" />
+    <issue id="IconDuplicates" severity="ignore" />
+    <issue id="IconDuplicatesConfig" severity="ignore" />
+    <issue id="IconExpectedSize" severity="ignore" />
+    <issue id="IconExtension" severity="ignore" />
+    <issue id="IconLauncherShape" severity="ignore" />
+    <issue id="IconLocation" severity="ignore" />
+    <issue id="IconMissingDensityFolder" severity="ignore" />
+    <issue id="IconMixedNinePatch" severity="ignore" />
+    <issue id="IconNoDpi" severity="ignore" />
+    <issue id="IconXmlAndPng" severity="ignore" />
+    <issue id="IllegalResourceRef" severity="ignore" />
+    <issue id="ImpliedQuantity" severity="ignore" />
+    <issue id="ImproperProjectLevelStatement" severity="ignore" />
+    <issue id="InOrMmUsage" severity="ignore" />
+    <issue id="IncludeLayoutParam" severity="ignore" />
+    <issue id="InconsistentArrays" severity="ignore" />
+    <issue id="InconsistentLayout" severity="ignore" />
+    <issue id="InefficientWeight" severity="ignore" />
+    <issue id="InflateParams" severity="ignore" />
+    <issue id="InlinedApi" severity="ignore" />
+    <issue id="InnerclassSeparator" severity="ignore" />
+    <issue id="Instantiatable" severity="ignore" />
+    <issue id="InvalidId" severity="ignore" />
+    <issue id="InvalidPackage" severity="ignore" />
+    <issue id="JavascriptInterface" severity="ignore" />
+    <issue id="LabelFor" severity="ignore" />
+    <issue id="LibraryCustomView" severity="ignore" />
+    <issue id="LocalSuppress" severity="ignore" />
+    <issue id="LocaleFolder" severity="ignore" />
+    <issue id="MangledCRLF" severity="ignore" />
+    <issue id="ManifestOrder" severity="ignore" />
+    <issue id="ManifestTypo" severity="ignore" />
+    <issue id="MenuTitle" severity="ignore" />
+    <issue id="MergeRootFrame" severity="ignore" />
+    <issue id="MisplacedStatement" severity="ignore" />
+    <issue id="MissingApplicationIcon" severity="ignore" />
+    <issue id="MissingId" severity="ignore" />
+    <issue id="MissingPrefix" severity="ignore" />
+    <issue id="MissingQuantity" severity="ignore" />
+    <issue id="MissingRegistered" severity="ignore" />
+    <issue id="MissingSuperCall" severity="ignore" />
+    <issue id="MissingTranslation" severity="ignore" />
+    <issue id="MissingVersion" severity="ignore" />
+    <issue id="MockLocation" severity="ignore" />
+    <issue id="MultipleUsesSdk" severity="ignore" />
+    <issue id="NamespaceTypo" severity="ignore" />
+    <issue id="NestedScrolling" severity="ignore" />
+    <issue id="NestedWeights" severity="ignore" />
+    <issue id="NewApi" severity="ignore" />
+    <issue id="NewerVersionAvailable" severity="ignore" />
+    <issue id="NfcTechWhitespace" severity="ignore" />
+    <issue id="NotSibling" severity="ignore" />
+    <issue id="ObsoleteLayoutParam" severity="ignore" />
+    <issue id="OldTargetApi" severity="ignore" />
+    <issue id="OnClick" severity="ignore" />
+    <issue id="Orientation" severity="ignore" />
+    <issue id="Overdraw" severity="ignore" />
+    <issue id="Override" severity="ignore" />
+    <issue id="PackagedPrivateKey" severity="ignore" />
+    <issue id="ParcelCreator" severity="ignore" />
+    <issue id="PrivateResource" severity="ignore" />
+    <issue id="Proguard" severity="ignore" />
+    <issue id="ProguardSplit" severity="ignore" />
+    <issue id="PropertyEscape" severity="ignore" />
+    <issue id="ProtectedPermissions" severity="ignore" />
+    <issue id="PxUsage" severity="ignore" />
+    <issue id="Recycle" severity="ignore" />
+    <issue id="ReferenceType" severity="ignore" />
+    <issue id="Registered" severity="ignore" />
+    <issue id="RequiredSize" severity="ignore" />
+    <issue id="ResAuto" severity="ignore" />
+    <issue id="ResourceAsColor" severity="ignore" />
+    <issue id="ResourceCycle" severity="ignore" />
+    <issue id="ResourceName" severity="ignore" />
+    <issue id="RtlCompat" severity="ignore" />
+    <issue id="RtlEnabled" severity="ignore" />
+    <issue id="RtlHardcoded" severity="ignore" />
+    <issue id="RtlSymmetry" severity="ignore" />
+    <issue id="ScrollViewCount" severity="ignore" />
+    <issue id="ScrollViewSize" severity="ignore" />
+    <issue id="SdCardPath" severity="ignore" />
+    <issue id="SecureRandom" severity="ignore" />
+    <issue id="SelectableText" severity="ignore" />
+    <issue id="ServiceCast" severity="ignore" />
+    <issue id="SetJavaScriptEnabled" severity="ignore" />
+    <issue id="ShowToast" severity="ignore" />
+    <issue id="SignatureOrSystemPermissions" severity="ignore" />
+    <issue id="SimpleDateFormat" severity="ignore" />
+    <issue id="SmallSp" severity="ignore" />
+    <issue id="SpUsage" severity="ignore" />
+    <issue id="StateListReachable" severity="ignore" />
+    <issue id="StopShip" severity="ignore" />
+    <issue id="StringFormatCount" severity="ignore" />
+    <issue id="StringFormatInvalid" severity="ignore" />
+    <issue id="StringFormatMatches" severity="ignore" />
+    <issue id="StringShouldBeInt" severity="ignore" />
+    <issue id="Suspicious0dp" severity="ignore" />
+    <issue id="SuspiciousImport" severity="ignore" />
+    <issue id="TextFields" severity="ignore" />
+    <issue id="TextViewEdits" severity="ignore" />
+    <issue id="TooDeepLayout" severity="ignore" />
+    <issue id="TooManyViews" severity="ignore" />
+    <issue id="TrulyRandom" severity="ignore" />
+    <issue id="TypographyDashes" severity="ignore" />
+    <issue id="TypographyEllipsis" severity="ignore" />
+    <issue id="TypographyFractions" severity="ignore" />
+    <issue id="TypographyOther" severity="ignore" />
+    <issue id="TypographyQuotes" severity="ignore" />
+    <issue id="Typos" severity="ignore" />
+    <issue id="UniquePermission" severity="ignore" />
+    <issue id="UnknownId" severity="ignore" />
+    <issue id="UnknownIdInLayout" severity="ignore" />
+    <issue id="UnlocalizedSms" severity="ignore" />
+    <issue id="UnusedAttribute" severity="ignore" />
+    <issue id="UnusedIds" severity="ignore" />
+    <issue id="UnusedNamespace" severity="ignore" />
+    <issue id="UnusedQuantity" severity="ignore" />
+    <issue id="UnusedResources" severity="ignore" />
+    <issue id="UseCheckPermission" severity="ignore" />
+    <issue id="UseCompoundDrawables" severity="ignore" />
+    <issue id="UseSparseArrays" severity="ignore" />
+    <issue id="UseValueOf" severity="ignore" />
+    <issue id="UselessLeaf" severity="ignore" />
+    <issue id="UselessParent" severity="ignore" />
+    <issue id="UsesMinSdkAttributes" severity="ignore" />
+    <issue id="ValidFragment" severity="ignore" />
+    <issue id="ViewConstructor" severity="ignore" />
+    <issue id="ViewHolder" severity="ignore" />
+    <issue id="ViewTag" severity="ignore" />
+    <issue id="Wakelock" severity="ignore" />
+    <issue id="WebViewLayout" severity="ignore" />
+    <issue id="WorldReadableFiles" severity="ignore" />
+    <issue id="WorldWriteableFiles" severity="ignore" />
+    <issue id="WrongCall" severity="ignore" />
+    <issue id="WrongCase" severity="ignore" />
+    <issue id="WrongFolder" severity="ignore" />
+    <issue id="WrongManifestParent" severity="ignore" />
+    <issue id="WrongViewCast" severity="ignore" />
 </lint>
\ No newline at end of file
diff --git a/SWADroid/res/layout/action_bar.xml b/SWADroid/res/layout/action_bar.xml
index 05bcc9fa..11e2a899 100644
--- a/SWADroid/res/layout/action_bar.xml
+++ b/SWADroid/res/layout/action_bar.xml
@@ -101,7 +101,6 @@
 
     <ImageButton
             android:id="@+id/refresh"
-            android:layout_toLeftOf="@+id/progress_refresh"
             android:layout_width="wrap_content"
             android:layout_height="match_parent"
             android:layout_alignWithParentIfMissing="true"
diff --git a/SWADroid/res/layout/messages_screen.xml b/SWADroid/res/layout/messages_screen.xml
index af1043ab..a6aa526c 100644
--- a/SWADroid/res/layout/messages_screen.xml
+++ b/SWADroid/res/layout/messages_screen.xml
@@ -10,7 +10,6 @@
         android:id="@+id/linearLayout2"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_above="@+id/relativeLayout1"
         android:layout_alignParentLeft="true"
         android:layout_alignParentRight="true"
         android:orientation="vertical" >
diff --git a/SWADroid/res/layout/new_practice_session.xml b/SWADroid/res/layout/new_practice_session.xml
index d2f48603..c359a94c 100644
--- a/SWADroid/res/layout/new_practice_session.xml
+++ b/SWADroid/res/layout/new_practice_session.xml
@@ -14,7 +14,6 @@
             android:focusableInTouchMode="true"/>
 
     <ScrollView
-            xmlns:android="http://schemas.android.com/apk/res/android"
             android:id="@+id/ScrollView1"
             android:layout_width="match_parent"
             android:layout_height="match_parent">
diff --git a/android-support-v7-appcompat/res/drawable/abc_search_dropdown_dark.xml b/android-support-v7-appcompat/res/drawable/abc_search_dropdown_dark.xml
index 75e89175..bfc55d7a 100644
--- a/android-support-v7-appcompat/res/drawable/abc_search_dropdown_dark.xml
+++ b/android-support-v7-appcompat/res/drawable/abc_search_dropdown_dark.xml
@@ -16,7 +16,7 @@
 
 <shape xmlns:android="http://schemas.android.com/apk/res/android">
     <solid android:color="#F0A0A0A0"/>
-    <stroke android:width="2dp" color="#A00080FF"/>
+    <stroke android:width="2dp" android:color="#A00080FF"/>
     <padding android:left="5dp" android:top="0dp"
         android:right="5dp" android:bottom="1dp" />
 </shape>
diff --git a/android-support-v7-appcompat/res/drawable/abc_search_dropdown_light.xml b/android-support-v7-appcompat/res/drawable/abc_search_dropdown_light.xml
index 80d4928f..f6638366 100644
--- a/android-support-v7-appcompat/res/drawable/abc_search_dropdown_light.xml
+++ b/android-support-v7-appcompat/res/drawable/abc_search_dropdown_light.xml
@@ -16,7 +16,7 @@
 
 <shape xmlns:android="http://schemas.android.com/apk/res/android">
     <solid android:color="#F0FFFFFF"/>
-    <stroke android:width="1dp" color="#A00080FF"/>
+    <stroke android:width="1dp" android:color="#A00080FF"/>
     <padding android:left="5dp" android:top="0dp"
         android:right="5dp" android:bottom="1dp" />
 </shape>