.gitignore: added few more patterns to ignore

- kamcmd binary and second vi swap file

.gitignore

@@ -24,10 +24,12 @@ tags
 TAGS
 # vi swaps
 .*.swp
+.*.swo
 # various other binaries
 test/udp_flood
 utils/gen_ha1/gen_ha1
 utils/sercmd/sercmd
+utils/sercmd/kamcmd
 utils/pdbt/pdb_server
 utils/pdbt/pdbt
 # Emacs backup files