Waftools

- *ccross*; added support for msvc
- *ccross*; use gcc as default host compiler, use --cchost to use default platform compiler
- *ccross*; added option for specifying compiler postfix in ccross.ini file
- *cppcheck*; reimplemented using JinJa2

- *waftools*; moved get_deps() and get_targets() to module *deps*

- *waftools*; return unique list of deps in *waftools.get_deps()*
- *eclipse*; [bug fix] use general compiler flags and includes
- *eclipse*; [bug fix] export *bld.objects()* as static library
- *cmake*; [bug fix] export *bld.objects()* as static library

- issue9_; add *-pthread* option by default in gnucc and use it for export(*eclipse*, *makefiles*, *codeblocks*)
- *eclipse*; [bug fix] added shared system libs
- *eclipse*; added *eclipse_skipme* task generator option
- *codeblocks*; added *codeblocks_skipme* task generator option
- *cmake*; added *cmake_skipme* task generator option
- *msdev*; added *msdev_skipme* task generator option
- *codeblocks*, *cmake*; only export projects for selected targets (e.g. --targets=a,b,)

- *general*; added package dependency to *chardet*
- *ccross*; fix when using multiple cross compilers
- *cppcheck*; detect character encoding when parsing on source failed.

- *waftools*; added generic *waftools.recurse(ctx,trees=[])* function
- issue8_; check if options (e.g. *env*) exist in cross.ini file
- *ccross*; use normal compiler, linker and archvier if no prefix has been specified in ccross.ini
- *eclipse*; added generation of launchers