Updated project, readme, history and roadmap files for 0.8 release.

Updated project, readme, history and roadmap files for 0.7 release.

Updated readme installation section.

Updated project, readme, roadmap and history files for the 0.5.0 rele…

…ase.

Updated history, roadmap and project file for 0.4 release.

Updated project file for 0.3.0 release, updated history file and revi…

…sed the roadmap.

Updated project file for 0.2.0 release, updated history file and a sm…

…all revision to the roadmap.

Updated project file for 0.1.0 release.