lexer is done, but not tested
adding lexer.cpp
fixing stuff
Merge branch 'master' of https://github.com/eakellogg/TeamProject1

Conflicts:
DBMS/DBMS/lexer.h
Merge branch 'master' of https://github.com/eakellogg/TeamProject1

Conflicts:
	DBMS/DBMS/lexer.h
hello
Merge remote-tracking branch 'origin/lexer'

Conflicts:
	DBMS/DBMS/lexer.h
merge