add gitignore file

.gitignore

@@ -0,0 +1,31 @@
+Makefile
+Makefile.in
+aclocal.m4
+autom4te.cache/
+compile
+config.h
+config.h.in
+config.log
+config.status
+configure
+depcomp
+install-sh
+man/Makefile
+man/Makefile.in
+missing
+src/.deps/
+src/Makefile
+src/Makefile.in
+src/nwipe
+src/nwipe-device.o
+src/nwipe-gui.o
+src/nwipe-isaac_rand.o
+src/nwipe-logging.o
+src/nwipe-method.o
+src/nwipe-mt19937ar-cok.o
+src/nwipe-nwipe.o
+src/nwipe-options.o
+src/nwipe-pass.o
+src/nwipe-prng.o
+src/nwipe-version.o
+stamp-h1