Preparing for 3.0.1 release.

Preparing for 3.0.0 release.

fixed linting

fix all warnings and fix two real device uploading issues (#85)

* fix all warnings and fix two real device uploading issues

* run the command pod spec lint Filestack.podspec --allow-warnings and fix issues

Preparing for 2.9.6 release.

Preparing for 2.8.6 release.

Preparing for 2.8.5 release.

Preparing for 2.8.4 release.

Preparing for 2.8.3 release.

Preparing for 2.8.2 relrease.