changed open-fridge-door function in pr2-action.l
changed openning door motion in pr2-action.l
Merge pull request #41 from h-kamada/master

added func-time in pr2-action.l
changed closing door motion in pr2-action.l
changed closign door motion in pr2-action.l
Merge pull request #49 from h-kamada/remove_line2

ドア開けおよびドア閉め操作の最適化
modified open-fridge-traj in pr2-action.l