Build system fixes

1. Fix the build order so "make -j4" works
2. Remove binaries from git tree
3. Add .gitignore file

src/Makefile.am

@@ -1,10 +1,11 @@
 
+BUILT_SOURCES= \
+	parser/seclang-parser.cc
 
 libmodsecuritydir = $(prefix)/lib
 libmodsecurity_LTLIBRARIES = libmodsecurity.la
 libmodsecurity_ladir = $(prefix)/include
 
-
 CLEANFILES = \
 	location.hh \
 	position.hh \