add try..catch macros
             
add xTryCatch.h - macros of xtry..xcatch clauses
add xTryCatch.c - simple declaration for xtry...xcatch
add util header

add xUtil.h and xUtil.c - utility definitions and macros...
add xToken

add xToken.h and xToken.c - structure for token types
add try..catch test
             
add xTryCatchTest.c - simple test for xtry..xcatch clauses
add modified config files of NetBeans