Merge pull request #18 from veskuh/fix-userinfo-page

Adapt userinfo page to Twitter API change
Adapt userinfo page to Twitter API change (Symbian)
Bump version to 1.8.3
Add .gitignore based on https://github.com/github/gitignore/blob/master/Qt.gitignore with some extra Symbian/Tweetian files
Add sis files to .gitignore
Add Harmattan build file 'tweetian' to .gitignore
Add https://secure.flickr.com/photos/{user-id}/{photo-id} as a valid Flickr image URL and remove hardcoding of URL lengths
Add imgur.com for image previews
Update README
Add glui.me screenshot previews
Fix Instagram. Most but not all URLs have trailing slashes, so ensure presence.
Fix Instagram loading with and without trailing slash
Make glui.me image loading more robust after testing
Merge remote-tracking branch 'upstream/master' into glui
Add WikiPaintings image loading to tweet pages
Merge pull request #21 from hugovk/glui

Fix Instagram and add Glui image loading
Merge remote-tracking branch 'upstream/master' into wikipaintings
initial port for nemo
adapt to Sailfish Silica
further adaptation to Sailfish Silica