Initial checkin of .bep files for bison. Moved patches to patches folder, so that haikuporter works correctly

sys-devel/bison/bison-2.4.bep

@@ -0,0 +1,17 @@
+DESCRIPTION="bison - A yacc-compatible parser generator" 
+HOMEPAGE="http://www.gnu.org/software/bison/bison.html" 
+SRC_URI="http://ftp.gnu.org/gnu/bison/bison-2.4.tar.gz"
+REVISION="1"
+STATUS_HAIKU="stable"
+DEPEND=""
+BUILD {
+	cd bison-2.4
+	./configure --prefix=/boot/common --disable-nls
+	make
+}
+
+INSTALL {
+	cd bison-2.4
+	make install
+	make check
+}