Merge branch 'release/0.2.2' into develop
Add metric_group-table
Modify creating metrics
Refactor
Support histogram-exdec
Implement the function of re-generate metrics
Implement that unnecessary procs is removed into the sup
Modify column and metric-group tables
Improve metric functions
Update the readme
Update the changelog for v0.4.0
Bump savanna_commons to 0.4.0
Merge branch 'release/0.4.0'