Fixed Facebook login button constraint

Just to test a commit mostly.
Revert "Fixed Facebook login button constraint"

This reverts commit 0b4aee72c4a7a460ee1e4b57b32e6d7b10d828b2.
Revert "Revert "Fixed Facebook login button constraint""

This reverts commit 7da75f2e7823e59df25535e5427fbb2c62f6fd8b.
Revert 945cefb..80c86c5

This rolls back to commit 945cefb6336a95f9e31a42d09c8d53ca286c90cf.
Revert 80c86c5..21cd864

This rolls back to commit 80c86c57868694a5a0618aa1f0748067ea08c78c.
Revert "Revert 80c86c5..21cd864"

This reverts commit 2c7dc50e0dc316f17012e53a5319aa446f4ab023.
Revert "Revert "Revert 80c86c5..21cd864""

This reverts commit a41a941d2416c0b70aac88d65cd61b843af30f4a.
Revert "Revert "Revert "Revert 80c86c5..21cd864"""

This reverts commit 07a4cb633c89eb04a21c57a034df4a2499c1a331.
Revert "Facebook login"

This reverts commit 945cefb6336a95f9e31a42d09c8d53ca286c90cf.
Revert "Revert "Facebook login""

This reverts commit fb1a2a29d72aebf3eead3aafaa236057c3243114.
Merge branch 'master' of https://github.com/macrigiuseppe/iReBeacon
Trying to get my local merged with current progress of remote master - James