convert to short array syntax
Merge branch 'hotfix/php54-short-array-syntax' Closes #21
Merge branch 'develop'

Conflicts:
	module/LearnZF2Ajax/config/module.config.php
	module/LearnZF2FormUsage/config/module.config.php
	module/LearnZF2FormUsage/src/LearnZF2FormUsage/Form/LearnZF2Form.php