Merge branch 'release/1.1.1' into develop

* release/1.1.1:
  bump version. fixes #2
added missing dependency back
updated README. bumped php version to 5.4. now using shorthand arrays. fixes #5
bumped version
Merge branch 'release/1.1.2'

* release/1.1.2:
  bumped version
  updated README. bumped php version to 5.4. now using shorthand arrays. fixes #5
  added missing dependency back