Wrong name for window, should be GRASS not GDAL

row 117:  immediate right of :guilabel:`View output`), then close the :guilabel:`GDAL
row 118 : Tools` window.

Lesson is about GRASS, not about GDAL. The window that is opened is the "GRASS Tools" window,
not the "GDAL Tools" window.
Merge pull request #351 from diethard2/master

added description for table attribute selection to print composer manual
Merge pull request #348 from DiGro/patch-2

Wrong name for window, should be GRASS not GDAL
Corrected some grammar and typo's

Add the the map image file, :kdb:`rautjarvi_map.tif`, as the     the the = double the

:kbd:`exercise_data\forestry\digitizing`                                \ = needs double backslashes to show on page

kbd:`KKJ / Finland zone 2` CRS.You will use this                 missing space before You

should en up with something similar to this:                          en = end

:kbd:`exercise_data\forestry`,                                                   \ = needs double backslashes to show on page
Merge pull request #352 from DiGro/patch-3

Corrected some grammar and typo's
print composer 3 new 1 updated image html item