* FIX for RegExpr with shortend street signifier
* change testing-phrase to a more complex one
* "improved" semantic object by removing (unnecessary) object-hierachies
in returned result
BUGFIX regular expression for normalizing NEWLINE (before: if new line
was \n, its preceeding character was removed)
Squashed 'www/mmirf/' changes from f2ba23c..5881970

5881970 added eval() source-code naming (code is currently disabled)
571ee14 FIX semantic-object access / processing for nested Utterances/phrases

git-subtree-dir: www/mmirf
git-subtree-split: 588197039bafcb8f2913d2a8ff5a58138ca95953
Merge commit '59b94b8a88b15f4f934afa0bc3c8be7313430c47'
* moved resources specific for testSemanticIntperpreter.html to
directory /appTestSemantic
* replace jsonlint library with modified version that allows extraction
of location information (to be used for more expressive error messages,
ie. giving the location of an error within the JSON grammar file)
* added a readme file for SemanticInterpreter tester
added a validator for the JSON grammars: creates warnings for potential
problems in the JSON definition of a grammar