Add some basic .gitignore files

This still leaves driver and architecture-specific subdirectories alone,
but gets rid of the bulk of the "generic" generated files that we should
ignore.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>

scripts/.gitignore

@@ -0,0 +1,4 @@
+conmakehash
+kallsyms
+pnmtologo
+

scripts/basic/.gitignore

@@ -0,0 +1,3 @@
+fixdep
+split-include
+docproc

scripts/kconfig/.gitignore

@@ -0,0 +1,16 @@
+#
+# Generated files
+#
+config*
+lex.*.c
+*.tab.c
+*.tab.h
+
+#
+# configuration programs
+#
+conf
+mconf
+qconf
+gconf
+kxgettext

scripts/mod/.gitignore

@@ -0,0 +1,4 @@
+elfconfig.h
+mk_elfconfig
+modpost
+