Issue #464 - Checking activity destroyed before excuting onPostExecute
Merge branch 'develop' of https://github.com/ndomar/megasoft-14 into bugfix_#464

Conflicts:
	Entangle/entangle-android/src/com/megasoft/entangle/ProfileFragment.java
Merge pull request #535 from ndomar/bugfix_#464

Fixing app crash on fast swiping