Fix for backslash in typewriter text.
Some typos in chapter 3.2 fixed.
Merge branch 'integration' of github.com:dtag-dbu/oslic into integration
Refactoring of GPL-complex and reformatting of LGPL *partially* complete
Merge branch 'integration' of github.com:dtag-dbu/oslic into integration
Added fourth latex pass to full build in Rakefile
(sometimes labels change even after the third pass and the Makefile has long had four passes)
Reformatting and revision of LGPL complete:
- share use case finder with GPL
- split between 2.1 and 3.0
- add re-link clause to unmodified embedded binary distribution
- add requirement to include license elements in copyright dialog for LGPL-3.0
- remove requirement to include license element in copyright dialog for LGPL-2.1
  from discussion
- add relicensing option to LGPL-2.1 for distribution of modified programs
- explain relicensing option in discussion
Insert missing \ in front of command in the LGPL chapter
Added Emacs temporary files to .gitignore
Added support for \textbf to oscad.rb
Merge branch 'rdauster' of github.com:dtag-dbu/oslic into rdauster
Moved method find_file from PHPBackend to Oslic module
First attempt at a YAML backend for OSCAd 2 - not yet complete:
- writes to stdout instead of files
- lsuc.yml (the most complex file) not yet implemented
Added support for lsucrequiresnothing
Changed remaining \item in requiresnothing to \lsucitem
Fixed several references to patent and protection chapter and discussion section,
in particular for BSD, GPL, and LGPL
Completed implementation of YAMLBackend (untested yet)
Added to_oscad/oscad_data to .gitignore (output directory of YAMLBackend)
Fix for missing \lsuc command in the PHP task list
Added some validations to oslic.rb
Updated PHPBackend to use the new elements in class UseCase
Switched to_oscad.rb (PHPBackend driver) to debug mode (temporarily)
to_oscad YAMLBackend: Generate a mandatory task for the source_use_case element
Merge branch 'rdauster' into integration