Update gitignore
Adding some lines from the Moby gitignore
+# if you want to ignore files created by your editor/tools,
+# please consider a global .gitignore https://help.github.com/articles/ignoring-files
+*.exe
+*.exe~
+*.orig
+.*.swp
.DS_Store
+Thumbs.db
+.editorconfig
/build/
cli/winresources/rsrc_386.syso
cli/winresources/rsrc_amd64.syso
