Merge pull request #306 from diethard2/master

added 4 screenshots and included these in print_composer
corrected some typos
updated and cleaned introductory paragraph of 'What's New?'
Merge pull request #307 from andremano/master

corrected some typos
Added description for issue #301
adds description to multiple grid support (issue #303)
Adds description requested in issue #302
Users Manual screenshot Fixed #283
Merge pull request #309 from SrNetoChan/screenshots

Users Manual screenshot Fixed #283
Identify dialog screenshot #278
Merge pull request #310 from SrNetoChan/screenshots

Identify dialog screenshot #278
Merge pull request #308 from andremano/master

Added description for issue #301
Users Manual Plugin manager screenshots update(voting changed)
Merge pull request #312 from SrNetoChan/screenshots

Users Manual Plugin manager screenshots update(voting changed)