fixed readme issues due to github parsing of .md files

mistakenly changed minsdk instead of versioncode

-crash fix relating to dialog fragments

-fixed search displaying purged wifi list after reset to default

-updated version num

-fixed crash issues

updated support libraries

tooltips fixes and updated libraries

- added ANDROID_ID as crashlytics identifier

- clarified several preferences' summaries

- auto update list will wait for passcode input before updating

- added option to opt out of Crashlytics

- updated .gitignore

- implemented auto update of wifi list

- implemented Fabric's Crashlytics