v1.2.0

Issues closed:

• #36 Show version on ui somewhere
• #37 Bounding box on render needs to be reduced by 20px in each direction [BUGFIX]
• #47 Reload tree button
• #52 Ignore negative option on scatter renderer
• #53 Delete single metric deletes all [BUGFIX]
• #54 Dygraph filtering
• #55 Absolute time handling broken [BUGFIX]
• #57 Dygraph legends dont move with graph [BUGFIX]
• #58 Move tag value loading code into front-end
• #59 Review locations of text input for XSS vulnerabilities
• #60 Stop using bower - move all bower dependencies into npm
• #68 Dygraph legend missing comma between tags [BUGFIX]
• #71 Scatter legend doesn't move with graph [BUGFIX]
• #78 Is GraphCtrl.nextId() used?