add ubuntu platform
CB-5188:
Added amazon-fireos platform.
Change to use amazon-fireos as a platform if the user agent string contains 'cordova-amazon-fireos'
CB-5124 - Remove splashscreen config.xml values from iOS Configuration Docs, move to plugin docs
Add tentative Tizen implementation.
Native Tizen implementation of SplashScreen API.
Fix typo.
Fix syntax errors.
Fix path of Tizen's SplashScreenProxy file.
plugin.xml: Make sure splashscreen proxy is executed.
Proxy: Correct structure, and only ever create one splashscreen window.
Merge branch 'dev' of github.com:archananaik/cordova-plugin-splashscreen into dev
added ubuntu support
[CB-5565] Updated version and RELEASENOTES.md for release 0.2.5
[CB-5565] Incremented plugin version on dev branch.
Handle error when splash image is missing.

From pull request:
https://github.com/apache/cordova-plugin-splashscreen/pull/1
CB-5658 Delete stale snapshot of plugin docs
CB-5658 Add doc.index.md for Splashscreen plugin
CB-5658 Update license comment formatting of doc/index.md
CB-5719 Updated version and RELEASENOTES.md for release 0.2.6