add fault injector to the common.mk
Finished testing of column_chunk
Separating engine test files.
Merge branch 'engine-refactor' of https://github.com/starschema/virtdb-common into engine-refactor

Conflicts:
	common.gyp
	engine/column_chunk.cc
	engine/column_chunk.hh
	test/chunk_store_test.hh
	test/column_chunk_test.cc
	test/column_chunk_test.hh
	test/engine_test.hh
	test/gtest_main.cc
Fixed compile errors.
Adding table_name to param with id.