Bump version to 0.2.0

Signed-off-by: Tim Smart <tim.smart@designworks.co.nz>
Fix percent and add range process option

Signed-off-by: Tim Smart <tim.smart@designworks.co.nz>
Merge branch 'develop' into release/0.2.0
Merge branch 'release/0.2.0'
Merge tag '0.2.0' into develop

Version 0.2.0