update N&N image, add gitignore

Signed-off-by: Nitin Dahyabhai <thatnitind@gmail.com>

.gitignore

+
+._*
+*~
+*.bak
+/*/*/bin/
+*/*/bin/
+bin/
+bin_*/
+# copied from eclipse.platform.debug/.gitignore
+core.*
+desktop.ini
+@dot
+.DS_Store
+.DS_Store?
+ehthumbs.db
+.fbwarnings
+#from many .cvsignore files
+heapdump.*
+#Icon?
+Icon?
+#Icon? was causing new icons to be ignored
+javaCompiler...args
+javacore.*
+*.log
+# maven
+*.rej
+Snap.*
+.Spotlight-V100
+*.sql
+*.sqlite
+src.zip
+*.stackdump
+# suggested by github
+target/
+temp.folder
+Thumbs.db
+.Trashes
+.vagrant/
+.settings/
+.classpath