Add gitignore file

Change-Id: I01b705d155c70f20dd6dc06db4dafc9e548beccc
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..96b35f1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,57 @@
+# Template from
+# https://github.com/github/gitignore/blob/master/Autotools.gitignore
+
+# http://www.gnu.org/software/automake
+
+Makefile.in
+/ar-lib
+/mdate-sh
+/py-compile
+/test-driver
+/ylwrap
+
+# http://www.gnu.org/software/autoconf
+
+/autom4te.cache
+/autoscan.log
+/autoscan-*.log
+/aclocal.m4
+/compile
+/config.guess
+/config.h.in
+/config.sub
+/configure
+/configure.scan
+/depcomp
+/install-sh
+/missing
+/stamp-h1
+
+# https://www.gnu.org/software/libtool/
+
+/ltmain.sh
+
+# http://www.gnu.org/software/texinfo
+
+/texinfo.tex
+
+# Repo specific items
+*.o
+/config.h
+/config.h.in~
+/config.log
+/config.status
+/phosphor-network-manager
+Makefile
+.deps
+/*-libtool
+/xyz/
+test/*.log
+test/*.trs
+test/test_dns_updater
+
+# https://www.gitignore.io/api/python
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class