Merge pull request #69 from blackberry-core/gh-pages

QTweetLib
added bluetoothgatt sample
Merge pull request #70 from CodeHoarder/gh-pages

Added new bluetoothgatt sample
added exif-reader sample
Merge pull request #71 from ctetreault/gh-pages

added exif data reader sample
Added BarcodeScanner to list
Merge pull request #72 from timwindsor/gh-pages

Barcode Scanner BB10 Extension
Add HeartMonitor Application
Merge pull request #73 from jcmurray/gh-pages

Added HeartMonitor Application to calalog
changes to reflect name changes to barcodescanner/invoker
Merge pull request #74 from CodeHoarder/gh-pages

sample name changes
Added WebWorks advertising sample.
Merge pull request #75 from oros/patch-1

Added WebWorks advertising sample.
Added entry for BtLeFindMe
added new built for blackberry sample
Merge pull request #76 from jcmurray/gh-pages

Add BtLeFindMe application to Catalog
Merge pull request #77 from ctetreault/gh-pages

catalog update for 'built for blackberry sample app'
Update All_Samples.json

fixed nested double quotes
Update All_Samples.json

missing comma
Minor updates to URLs