Merge pull request #19 from Handison/master

Changing in slave.cc
towards odometry localization pipeline
Merge pull request #20 from tttor/nav-2

towards odometry localization pipeline; half-done, merged for the progress report and communicating with others.
add simple global and local planners
build base_ctrl, intialize rbmt_proxy
Merge pull request #21 from tttor/nav-3

Nav 3: work on base_ctrl, move_base, rbmt_proxy
add note for mavros
install mavros, testing it
Merge pull request #24 from tttor/comm-mavros

Comm mavros
built odom and odom localization
replace rbmt_proxy to rbmt_sim, build rbmt_sim
changes toward  odom nav
Merge pull request #25 from tttor/nav-4

Nav 4: odom, odom loc, rbmt_sim