regex in name of route

added possibility to specify regex instead of static route name
Update CHANGELOG.md
Updated CHANGELOG.md

for pull request #67
Merge pull request #67 from googoid/patch-1

regex in the name of route
Update assetic version
Fix typo in example
Merge pull request #69 from ftdebugger/master

Update assetic version
Fix spelling mistakes in readme
Merge pull request #73 from vierbergenlars/patch-1

Fix some spelling mistakes in readme
Multiple Assetic route configurations can be matched by a single route.
Add unit test for merging multiple route configurations.
Updated README.
Refactored code.
Improved test case.
Add test case.
Clearified newly introduced behaviour
Merge pull request #76 from roelvanduijnhoven/feature/route-regex

Merge all route asset configurations for which regular expression matches
Mention that one can use regular expressions
Update README.md
Merge pull request #77 from roelvanduijnhoven/master

Mention that one can use regular expressions