fix code style issues in controllers package
review code style in packagefile contrller

#130 work in progress
fix code style issues in packages controller

related to ·139
fixing code style issues at translations model
fix code style issues in translator model
Merge pull request #150 from javigomez/130k

fix code style issues in translator model
Merge pull request #149 from javigomez/130j

fixing code style issues at translations model
Merge pull request #143 from javigomez/130d

fix code style issues in packages controller
Merge remote-tracking branch 'upstream/develop' into develop
Merge pull request #142 from joomla-projects/130c

review code style in packagefile contrller
Merge pull request #141 from javigomez/130bv

fix code style issues in controllers package
Merge remote-tracking branch 'upstream/develop' into develop