Clean up proguard file

app/proguard-rules.pro

@@ -18,7 +18,6 @@
 
 -dontobfuscate
 -keep class org.schabi.newpipe.extractor.timeago.patterns.** { *; }
--keep class org.ocpsoft.prettytime.i18n.** { *; }
 
 -keep class org.mozilla.javascript.** { *; }
 
@@ -26,9 +25,6 @@
 -keep class com.google.android.exoplayer2.** { *; }
 
 -dontwarn org.mozilla.javascript.tools.**
--dontwarn android.arch.util.paging.CountedDataSource
--dontwarn android.arch.persistence.room.paging.LimitOffsetDataSource
-
 
 # Rules for icepick. Copy paste from https://github.com/frankiesardo/icepick
 -dontwarn icepick.**
@@ -39,12 +35,11 @@
 }
 -keepnames class * { @icepick.State *;}
 
-# Rules for OkHttp. Copy paste from https://github.com/square/okhttp
+## Rules for OkHttp. Copy paste from https://github.com/square/okhttp
 -dontwarn okhttp3.**
 -dontwarn okio.**
--dontwarn javax.annotation.**
-# A resource is loaded with a relative path so the package of this class must be preserved.
--keepnames class okhttp3.internal.publicsuffix.PublicSuffixDatabase
+##
+
 -keepclassmembers class * implements java.io.Serializable {
     static final long serialVersionUID;
     !static !transient <fields>;