Documentation updated.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Add info about clip and vertex tool to nav bart.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Fixed a bug that prevented the focus rectangle of the 3D view to be rendered when the mouse hovers over a vertex.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Merge branch 'refs/heads/Release_1.0.0'

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>

Conflicts:
	Mac/TrenchBroom/TrenchBroom-Info.plist
Correctly show number of selected vertices in navbar.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>