Adding bar chart

Adding charts due to the latest overview wireframes

- Adding reusable bar-chart library
- Adding support of bar-chart to linechart, so there
  can be combination line-bart chart.

Implements blueprint horizon-reusable-charts

Change-Id: I1c0eb891e396ad2c2a309dadee9bf6896db9430e
Logging user out after self password change

Admin users where not logged out after changing their own password in the user
settings pannel, and error messages where displayed afterwards.

Fixes bug 1226829

Change-Id: Iec0e34484e2bbc28a300d6259aab1a682e4a00ff
Merge "Logging user out after self password change"
Merge "Adding bar chart"