ticket:6 added login via Facebook
ticket:6 minor app logic changes
ticket:10 variable record quality according to duration value and network connection type
ticket:10 code cleanup
ticket:6 major work on network communication
Merge remote-tracking branch 'origin/master' into t6_sos_api_request

Conflicts:
	p2psafety-android/p2psafety/AndroidManifest.xml
	p2psafety-android/p2psafety/src/ua/p2psafety/SendMessageFragment.java
	p2psafety-android/p2psafety/src/ua/p2psafety/SosManager.java
	p2psafety-android/p2psafety/src/ua/p2psafety/util/Utils.java
ticket:6 added location sending and canceling sos on server
ticket:6 save current event in preferences; minor workflow and visual changes
Merge branch 'master' into t10_records_quality

Conflicts:
	p2psafety-android/p2psafety/src/ua/p2psafety/SosActivity.java
	p2psafety-android/p2psafety/src/ua/p2psafety/sms/MessageResolver.java
	p2psafety-android/p2psafety/src/ua/p2psafety/util/Utils.java
ticket:10 if users phone does not support some quality profile, try lower ones
ticket:10 video parameters tweaking
Merge branch 'android_development' into t11_send_emails_with_attachments

Conflicts:
	p2psafety-android/p2psafety/src/ua/p2psafety/VideoRecordService.java
	p2psafety-android/p2psafety/src/ua/p2psafety/util/Utils.java
ticket:11 tiny tweaks