trunk: small bug fix in babel scripts

C++11 (non)compliance fix

Documentation changes related to Git migration

Improving the self-configuration capability of some of the extra tools

Addressing @danpovey comments: svn is still a prerequisite; svn mirror is not maintained; version control paragraph in tutorial_code.dox rewritten.

Documentation changes: added Git tutorial, removed Subversion tutorial and updated multiple references from Subversion to Git and from SourceForge to Kaldi's own web site or GitHub as appropriate.

tedlium: Fixes of the stage variable to run from scratch(unless requested otherwise)

Cosmetic variable name change: OptionsItf po -> OptionsItf opts

update Maxout GPU-CPU and test code

Added TDNN recipe for ami/mdm8

change 'tmpdir' root to /tmp/kaldi.XXXX

fisher_english scoring does not really need hubscr.pl from sctk.

trunk: Fixed bug in computation of wall clock time in summarize_logs.pl

Added TDNN recipe for ami/sdm; corrected a bug in steps/nnet2/get_egs_discriminative2.sh

Modifying doc/README with method of uploading to sourceforge that works when their shell access is down.

Remove some un-needed code in fstext/ that was failing tests on Windows.

Irstlm checks

updates for avoiding missed speech

removing the kald-lat custom rule -- does not matter now

adding info about the coding convetions