add configuration plugin#3

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cynthiagu23 wants to merge 8 commits intoapache:masterfrom

cynthiagu23:master

Commits on May 21, 2015

add several configuration options for tsqa
Cynthia Zheng Gu
committed
allow config ats port for standalone tests
Cynthia Zheng Gu
committed

Commits on May 22, 2015

improve the arg option process
Cynthia Zheng Gu
committed
fix --keep-env and remove additional files
Cynthia Zheng Gu
committed
eliminate temp variables and change --standalone-server-port to string to comply with ATS settings
Cynthia Zheng Gu
committed

Commits on May 26, 2015

backwards compatible with no plugin added
Cynthia Zheng Gu
committed

Commits on May 27, 2015

fix review comments
Cynthia Zheng Gu
committed

Commits on May 28, 2015

add color scheme for output
Cynthia Zheng Gu
committed