Introduce Arrow concept and add 1 use case in README
Introduce template concept with Missions.
tpl: use mako as template engine.
lp-cli: fixed lp-findbugtasks raises iterator error if status is not specified.
example: add a example that creating a report of launchpad bugtasks.
add mako to dependency.
Example: demo usage of custom stream command in generating report.
example: update comments of generating lp report.
Added idea related arrow loop on idea pools section.
Merge branch 'develop'

Conflicts:
	README.md
	boliau/actionlib.py
	boliau/cmd.py
	boliau/plugins/lp_cli/actionlib.py
fix coflict.
bump version: 0.1.0
Merge branch 'develop'
github plugin; init
update requirements.txt
Merge branch 'master' into develop

Conflicts:
	boliau/actionlib.py
	boliau/cmd.py