Added user interface and server functions for the following features:
'Save & reset history data'
'Save history data'
'Send history data by e-mail'
'Export history data as text'
'Send history data (text) by e-mail'
Merge branch 'master' of https://github.com/jenskastensson/openhab

Conflicts:
	bundles/binding/org.openhab.binding.proserv/src/main/java/org/openhab/binding/proserv/internal/ProservBinding.java
	distribution/openhabhome/webapps/greent/app/app-min.js
	distribution/openhabhome/webapps/greent/app/app.js