Create a symlink to `tracker.php` with alias `jtracker` in `bin`
Rename namespace CliApp to Application
Merge remote-tracking branch 'origin/master' into refactor-cliapp

Conflicts:
	cli/Application/Command/Make/Langfiles.php
Fix a docblock
Move the files to adapt to new layout
Merge remote-tracking branch 'origin/master' into refactor-cliapp
Merge remote-tracking branch 'origin/master' into refactor-cliapp
Update Travis file
Remove PHP 5.3
Add PHP 5.5
Merge remote-tracking branch 'origin/master' into refactor-cliapp

Conflicts:
	.travis.yml
	cli/Application/Command/Test/Checkstyle.php
	cli/Application/Command/Test/Langfiles.php
	cli/Application/Command/Test/Phpunit.php
	cli/Application/Command/Test/Test.php
	cli/tracker.php
Use the /bin/jtracker symlink for Travis
Merge pull request #299 from joomla/refactor-cliapp

Refactor cliapp