i2c-tools: add .gitignore

Don't display generated files, so 'git status' becomes useful again.

Reviewed-by: Jean Delvare <jdelvare@suse.de>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

.gitignore

@@ -0,0 +1,8 @@
+.*
+*.o
+*.o.*
+*.a
+*.so
+*.so.*
+*.so.dbg
+*.ao

eeprog/.gitignore

@@ -0,0 +1 @@
+/eeprog

eepromer/.gitignore

@@ -0,0 +1,2 @@
+/eeprom
+/eepromer

tools/.gitignore

@@ -0,0 +1,4 @@
+/i2cdump
+/i2cset
+/i2cget
+/i2cdetect