Partial fix to https://github.com/tork-a/openrtm_tutorial/issues/5. More commits should happen to fully address the issue.
(demo) whitespace are not yet removed
(doc) minor improvement
Merge branch 'issue5'

Conflicts:
	demo/rtm-naming.bat
	doc/1.1_demo_imageprocessing.htm
	doc/1.1_demo_imageprocessing.rst
(demo) remove jp lang from in-code doc.