Add ability to set the Event's DTSTAMP
Add status to the event
Add value escaping as per RFC 2445
Merge pull request #10 from brutuscat/master

- Add ability to set the Event's DTSTAMP
- Event Status
- Proper value escaping (quote printable won't work in Apple's Calendar)
Property escape (Fixes issue in #10)
- Fixed escape
- Added example with german umlauts and a backslash
CS
CS + PHPDoc
Adding some automated tests to ensure code quality
PHPdoc
Added support for travis-ci
Fixed travis-ci
Dump autoloader before running any test
Fixed property value escaping
Ignore vendors and PHPStorm project folder
Use composer autoloader in examples
Implements a the recurrence rule
Fixed files permissions: restrict execution rights
Removed deprecated and todo comment for Component\Calendar::getProdId()
Removed user-specific entry in gitignore

.idea is user-specific and should not appear in a project .gitignore. Consider adding it to the user global .gitignore instead.
Removed unused use-statement
Added scrutinizer to repository, enabled code coverage and add tets in hhvm