Fix inconsistent top and bottom arrays on restoration

- fixes #52
Move mavenCentral() to repositories section

Minor typo, but mavenCentral() needs to go to the repositories section instead of the dependencies section
Merge pull request #53 from zeebox/array-index-out-of-bounds

Merged pull request #53 - Fix inconsistent top and bottom arrays on restoration
Merge pull request #58 from SeanPONeil/patch-1

Merged pull request #58 - Build.gradle typo: Move mavenCentral() to repositories section
Merge branch 'master' into develop