modified
modified
add agile japan's log and pfp-workshop log.
Add source property into some files.
Merge pull request #1 from kkd/editing

システム思考を手に入れる、に向けての応援メッセージをポストに追加。
Merge pull request #2 from kkd/editing

add source.
Merge pull request #3 from kkd/editing

fix typo.
add new post.
modify contents.
Merge pull request #4 from kkd/keynote

post keynote v6 Impression.
fix typo.
Merge pull request #5 from kkd/keynote

fix typo.
add retrospective.
remove a line.