Refactor issues (#380)

new strings for tabs

Merge branch 'refactor-issues' of gitea.com:gitnex/GitNex into refactor-issues

Fix conflicts and files refactors

Merge branch 'master' into refactor-issues

Merge branch 'master' into refactor-issues

refactored closed issues in new tab

Added gitea ver check, minor ui fixes

Merge branch 'master' into refactor-issues

# Conflicts:
#	app/src/main/java/org/mian/gitnex/adapters/IssuesAdapter.java

Refactored open issues

Added parent fragment

Co-authored-by: 6543 <6543@noreply.gitea.io>
Reviewed-on: https://gitea.com/gitnex/GitNex/pulls/380

app/build.gradle

@@ -29,7 +29,7 @@ android {
 
 configurations {
     cleanedAnnotations
-    compile.exclude group: 'org.jetbrains' , module:'annotations'
+    compile.exclude group: 'org.jetbrains', module: 'annotations'
 }
 
 dependencies {