[PATCH 1/4] added lst1 build files to .gitignore
[PATCH 2/4] lst1 parser building fixed
[PATCH 2/4] lst1 parser building fixed (remove old files)
[PATCH 3/4] fixed lst1 parser Makefile and added lexer and parser
[PATCH 4/4] lst1 compiler warning related fixes
finish commiting patches from Dmitry Geurkov (many thanks!)