Add camera flash permission

Signed-off-by: Leo Ma <begeekmyfriend@gmail.com>

app/src/main/AndroidManifest.xml

@@ -5,6 +5,7 @@
     <uses-permission android:name="android.permission.CAMERA" />
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.FLASHLIGHT" />
 
     <uses-feature android:glEsVersion="0x00020000" android:required="true" />
 

library/build.gradle

 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 24
-    buildToolsVersion "24.0.3"
+    compileSdkVersion 25
+    buildToolsVersion "25.0.2"
 
     defaultConfig {
         minSdkVersion 16
         targetSdkVersion 22
         versionCode 1
-        versionName "2.3"
+        versionName "2.4"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         ndk {
@@ -28,6 +28,6 @@ dependencies {
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-    compile 'com.android.support:appcompat-v7:24.2.1'
+    compile 'com.android.support:appcompat-v7:25.0.1'
     testCompile 'junit:junit:4.12'
 }