[WIP] Add speak function to switch language by speak_language rosparam and add test codes.#383

Open

iory wants to merge 3 commits intojsk-ros-pkg:masterfrom iory:add_speak_enjp

+50

Commits on Nov 24, 2016

[pr2eus/speak.l, test/speak-test.l] Add speak-en-jp to switch language by speak_language rosparam and add test codes
snozawa
committed

Commits on Dec 18, 2018

[pr2eus/speak.l] Use google engine if we cannot find default voice engine.
iory
committed
[pr2eus/speak.l] Use intern to check function exists such that speak-en, speak-jp
iory
committed