Add helper::script for running any script
Add additional php packages as base ones
Add apc

- add base manifest
- add configuration file
- add install script
Set cwd on script level
Make configure params configurable
Introduce puppet function 'exec'
Use unless as wrapper, always expect boolean
Pass boolean to unless, set dependencies
Merge branch 'master' of github.com:cargomedia/puppet-packages into issue-30

Conflicts:
	modules/php5/manifests/init.pp
Extend path
Create directory within temp, cleanup afterwards
Run scripts with -e flag
Fix directory/filename, fix cwd for exec
Merge pull request #30 from tomaszdurka/issue-30

Implement php apc