Merge pull request #20 from ZolnaiDani/master

Android support library update
Move NotificationManager to new package & rename to Client
Notification v2 base.
Notification v2 implement (un)registerDevice.
Notification v2 implement (un)registerUser.
Notification v2 implement (un)registerUser & refactoring.
Notification v2 implement RequestHelper
Notification v2.
DRY
Rename method
Return single Header
Merge pull request #21 from okaymak/master

Notification v2
Notification v2 add more methods.
Notification v2 add more methods.
Merge branch 'master' of github.com:egeniq/egeniq-android
Notification v2 add more methods.
Notification v2 renamed some methods.
Merge pull request #22 from okaymak/master

Notification v2 add more methods.
Fix query params
Fix query params