UI logging - ME-53 fixed
Load the SkySQL java library at Tomcat startup
Return empty string on If-Modified-Since
Add comments, improve overload handling
Avoid NullPointerException if no steps for scripts are found
Implemented If-Modified-Since for Monitor and Node
Fix return value on If-Modified-Since
Check null on Monitor Data
Fix pom.xml
Updated headers, login page version to 1.0.1, fixed couple minor bugs
fix for exception reported by Stefano when adding a new node with automatic connect command execution
correction for previous fix to eliminate newly introduced problem when trying to run any command
Bugzilla #273
JIRA ME-398  update Vaadin and Charts add-on to latest version
Bugzilla #377,#401
JIRA ME-221 - replaced "run" and "stop" icon buttons with textual button in Control panel; replaced overlayed "running" (green triangle) icon with animated spinner.
Bugzilla #407
updated login image to "1.1", removed unused control icons
Bugzilla #285,#224,#392
Fixes for bugzilla: 328, 331; JIRA: 223, 237