Comment connect to desktop wifi threads and other methods
Add development hotfix for issue #126
Allows for bluetooth to be turned on from TeclaPrefs. This can be done when "Connect to Tecla Shield" is pressed when bluetooth is off. 'no history' removed from manifest.

Fixed #148
Merge pull request #149 from k22mak/develop

Allows for bluetooth to be turned on from TeclaPrefs.
Handle null mode in KeyboardSwitcher
Merge branch 'develop' of github.com:idrc/TeclaAccess into issue-126
Add hotfix (version 27) for issue #126
Merge pull request #153 from jorgesilva/issue-126

Unconfirmed attempt to solve issue #126