Waftools

- *general*; added support for waf-1.8.x, several fixes for environment variables being changed to type(list)
- *ccross*; use new *unity* and *batched_cc* tools from waf-1.8.x when available

- *general*; updated package trove classifiers in setup.py
- *indent*; new module uses GNU indent in order to clean-up and format C/C++ source code
- *documentation*; improved detailed description of modules

- *makefile*, *codeblocks*, *eclipse*; added support for multiple build environments (cross-compile)
- *codeblocks*; added support for multiple build environments (cross-compile)
- *eclipse*; changed export, now only export settings defined within the environment

- *makefile*; corrected creation of relative source paths and fixed a problem when using underscores in directory or task names
- *cppcheck*; fixed broken hyperlinks when using firefox web browser

- *general*; corrected download url in setup.py
- *general*; always use *tgz* format for released packages
- *gnucc*; new module containing GNU C/C++ compiler specific configuration settings
- *examples*; updated build scripts in 'playground'

- *depends*, *tree*; renamed *depends* module into *tree*
- *documenation*; added *tree* to package description
- *waftools*; added 'location' variable (i.e. 'waftools.location')
- *msdev*, *eclipse*, *cmake*, *codeblocks*, *make*; improved export speed
- issue2_, issue3_; improved installation path of package data files (e.g. msdev.sln)
- *msdev*, *cmake*, *codeblocks*; fixed export on Windows