[FEATURE] Add form field name viewhelper

As requested and discussed in #99
[DOC] Fix time-warp
[DOC] Add viewhelper description
[DOC] Correct argument descriptions
[BUGFIX] Fix monkey on keyboard

Just renamed FieldNameViewHelper to proper casing
[TASK] Add method to detect variable namespace
[BUGFIX] Add missing method
[BUGFIX] Use local variable
[TASK] Inject persistence manager
[BUGFIX] Pass paths through getFileAbsFilename to resolve EXT: prefix
Merge pull request #312 from benjaminrau/TemplateViewHelper

[BUGFIX] Pass paths through getFileAbsFilename to resolve EXT: prefix
Merge pull request #270 from bjo3rnf/formfieldname

[FEATURE] Add form field name viewhelper
[TASK] Small cleanup in detection of form ViewHelper scope
[FEATURE] Format / RegularExpression ViewHelper
Merge pull request #320 from NamelessCoder/regularexpression

[FEATURE] Format / RegularExpression ViewHelper
Merge branch 'master' of https://github.com/FluidTYPO3/vhs