Merge pull request #49 from w3c-webmob/discussion

Discussion about managing d/ls
Documented NPR application (closes #50)
Documented gmail on the Web (closes #3)
reduced size of android facebook image
adding android apps

Conflicts:
	README.md
fixing image sizes
Remove geolocation use case
Merge pull request #56 from ferjm/geolocation

Remove geolocation use case
Merge pull request #53 from w3c-webmob/gmail

Documented gmail on the Web (closes #3)
Documented NPR application (closes #50)
Merge branch 'npr' of github.com:w3c-webmob/netinfo into npr

* 'npr' of github.com:w3c-webmob/netinfo:
  Documented NPR application (closes #50)
Fixed whitespace, made minor correction
Merge pull request #52 from w3c-webmob/npr

Documented NPR application (closes #50)