Amended method documentation in HDC SLU.
Add scripts for easier testing of HDC SLU

gen_uniq.py adds DA annotations to input from uniq.trn file (by default, can be changed by  supplying a filename as argument) and outputs them into uniq.trn.sem.tmp (in the format of uniq.trn.sem)

test_utt.py serves to quickly test a single utterance supplied as argument. Prints intermediate results of the translation and the output dialogue act.
Add surface forms of stop, time and vehicle values
Update various HDC SLU rules

Changes are based on proposals in uniq.trn.sem.mod.bednarova-2014-01-26.

- extend and modified phrase sets for various rules

- add to, from, via, stop and city slot types and '*' value in the case of partial information

Moved false positive alarms of abstraction into separate method.
Add dictionary method to HDC SLU
Apply adjustments suggested in the pull request discussion.

Extract and document the utt2da initialization.
Add documentation of the utt2da_dict.txt file.
Remove "žáden" word from a rule - typos should be resolved elsewhere.
Remove forgotten debug print.
Merge pull request #76 from jakub-stejskal/hdcslu-update

HDC SLU update in PTIcs