Ensure description changes are saved.
Ensure description changes are saved.

Add two fallback mechanisms to save description. When the fragment
UserVisibilityHint is set to false we commit all changes. We also commit
description changes 1 second after the user has stopped typing.

Closes #100

masterrr/mobile,masterrr/mobile,peeedge/mobile,ZhangLeiCharles/mobile,ZhangLeiCharles/mobile,eatskolnikov/mobile,peeedge/mobile,eatskolnikov/mobile,eatskolnikov/mobile