* add tool to easily update configuration files

* add a setter for state covariance in kalman filter for future use (#205)

* Migrate control/base_types.h to proto. (#203)

* Limit aggressive steering based on vehicle speed (#206)

* Fix function name conflict in apollo.sh and scripts/apollo_base.sh

* Simple code refactoring.

* Small code tweaks in can_receiver

* Migrate planning/common/base_types.h to proto.

* Remove useless code in apollo.sh. (#213)

* Enable travis ci build.

* added travis-ci build status in README

* Remove cache from travis ci. (#215)

* Add unitest to travis ci. (#216)

* Fix ci test failures. (#217)

* add some getters to kalmanFilter.h for future use.

* add tool to easily update configuration files

* add a setter for state covariance in kalman filter for future use (#205)

* Added quickstart in Chinese

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* add error code for prediction module (#191)

* Update dev image tage according to machine arch.

* Remove trivial renaming of Status and ErrorCode.

* fix a coding style (#202)

* add error code for prediction module (#191)

* Added a quickstart in Chinese

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finished

* Update dev image tage according to machine arch.

* Remove trivial renaming of Status and ErrorCode.

change point2d back to point3d considering sloping road situation, initially implemented set acceleration in obstacle class

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