typo and modification about the menu location of some action for Gnome/MacOSX
Some typo and broken link/reference
fix wrong icon
Merge pull request #130 from yjacolin/workingProjection

typo and modification about the menu location of some action for Gnome/M...
Merge pull request #131 from yjacolin/qgisbrowser

Some typo and broken link/reference in QGIS-Browser chapter
change version to 2.0, because we already have 2.0.1