autoreconf projects for consistency

Merge 10.0 beta work from P3S1 into 11.0 alpha

includes changes for 0.9.12 not in vc

Pressing backspace corrupts cached context with SMP characters

[Android] Tweak back button for WebBrowserActivity

This is a follow-on to #220 that fixed  2 OSK that were appearing when exiting WebBrowserActivity.

* If navigation is possible, backButton navigates back.
* Hide the system OSK so returning to Keyman app won't have 2 keyboards visible

Also ignore build_file_checksums file that Android Gradle 3.1 generates.

Fixes #719 - web compiler not escaping quote char

Allows embedded KMW to retrieve the nextlayer subkey property.

Fix Beta build badges in README.md

Merge 10.0 beta work from P2S15 into 11.0 alpha

Web - Attachment API manual test page fix

The filter `branch:(default:false)` used in the build badges need to be removed so the 10.0 beta build status correctly shows.

[Android] Move Android to 11.0 alpha

* Get major.minor version from `./resources/VERSION.md`
* Remove legacy KMEA `getVersion()` call that was returning a stale `2.4.3` value

Upload new versions of help to help.keyman.com correctly

Fixup references to history.md and version.md to resources/ because of checkout limitation in TC

Update to version 11.0 for build-impacting version numbers (and reduce hard-coded references where possible)

Update to version 11.0 for build-impacting version numbers (and reduce hard-coded references where possible)

Initial PR seed for 11.0 alpha

Fixup help.keyman.com.sh to use a version number from environment rather than hardcoded

Update iOS history for intial 10.0 beta release