[BUGFIX] Proper treatment of external and standalone assets
[FEATURE] Implement parsing of additional parameters
[TASK] Respect viewhelper argument additionalParams
Merge pull request #300 from bjo3rnf/linkparams

[FEATURE] Implement parsing of additional parameters
Merge pull request #299 from bjo3rnf/assetfix

[BUGFIX] Proper treatment of external and standalone assets
[BUGFIX] Fix missing dollar sign in string-cast
Merge pull request #302 from cedricziel/smallFixDollar

[BUGFIX] Fix missing dollar sign in string-cast