Issue #162 - Add GET pendingInvitations endpoint
Issue #162 - Validate isTangleOwner
Issue #162 - Add Reject Invitation Endpoint
Issue #162 - Add Accept Invitation Endpoint
Issue #162 - Following apiary's API
Issue #162 - Add Working Android Fragment
Issue #162 - Add the API call and working activity
Issue #162 - Fix a typo in the backend
Issue #162 - Adding Documentation
Issue #162 - Validate expired session
Issue #162 - Fix android errors
Issue #162 - Add refresh button and handling exceptions
Merge branch 'develop' of https://github.com/ndomar/megasoft-14 into C1_mohamedbassem_#18_owner_accept_invitation

Conflicts:
	Entangle/entangle-symfony/public/src/entangle/src/Megasoft/EntangleBundle/Controller/TangleController.php
	Entangle/entangle-symfony/public/src/entangle/src/Megasoft/EntangleBundle/Resources/config/routing.yml
Merge branch 'develop' of https://github.com/ndomar/megasoft-14 into C1_mohamedbassem_#18_owner_accept_invitation

Conflicts:
	Entangle/entangle-android/AndroidManifest.xml
	Entangle/entangle-android/src/com/megasoft/entangle/MainActivity.java
	Entangle/entangle-symfony/public/src/entangle/src/Megasoft/EntangleBundle/Resources/config/routing.yml
Issue #214 - Fixing styling
Merge branch 'develop' of https://github.com/ndomar/megasoft-14 into C1_mohamedbassem_#18_owner_accept_invitation

Conflicts:
	Entangle/entangle-android/AndroidManifest.xml
	Entangle/entangle-android/res/values/strings.xml
Merge branch 'develop' of https://github.com/ndomar/megasoft-14 into C1_mohamedbassem_#18_owner_accept_invitation

Conflicts:
	Entangle/entangle-android/AndroidManifest.xml
	Entangle/entangle-android/res/values/strings.xml
	Entangle/entangle-android/src/com/megasoft/entangle/MainActivity.java
Issue #162 - Fixing Bugs
Merge branch 'develop' of https://github.com/ndomar/megasoft-14 into C1_mohamedbassem_#18_owner_accept_invitation

Conflicts:
	Entangle/entangle-android/AndroidManifest.xml
	Entangle/entangle-android/src/com/megasoft/entangle/ConfirmInviteUserActivity.java
	Entangle/entangle-symfony/public/src/entangle/src/Megasoft/EntangleBundle/Controller/TangleController.php
Merge pull request #214 from ndomar/C1_mohamedbassem_#18_owner_accept_invitation

S[18] : As a tangle owner, I can accept tangle invitations