Merge pull request #7 from anilsaldhana/master

changes.
Merge pull request #8 from anilsaldhana/master

changes with mobile and oauth
Merge pull request #9 from anilsaldhana/master

add tweets to main page
Merge pull request #10 from anilsaldhana/master

mobile + rest
Adding IDM overview guide.
Ignoring IDEA files.
Some improvements to the layout and news.
Adding download button for the installer.
Merge pull request #11 from pedroigor/master

Several changes to layout and new documentation.