Do minor code cleanup

Author: jvazquez-r7

lib/rex/proto/rfb/client.rb

@@ -61,12 +61,11 @@ def handshake
 
     @minver = $2.to_i
 
-		# Forces client version 3 to be used. This adds support
-		# 	for version 4 servers.
-		# It may be necessary to hardcode a miniver as well
-		# to do: add support for Version 4. Version 4 client
-		#   adds additional information to the packet regarding
-		#		supported authentication types.
+    # Forces version 3 to be used. This adds support  for version 4 servers.
+    # It may be necessary to hardcode minver as well.
+    # TODO: Add support for Version 4.
+    # Version 4 adds additional information to the packet regarding supported
+    # authentication types.
     our_ver = "RFB %03d.%03d\n" % [3, @minver]
     @sock.put(our_ver)
 

lib/rex/proto/rfb/constants.rb

@@ -19,9 +19,7 @@ module RFB
 DefaultPort = 5900
 
 # Version information
-# Created array and added support for version 4. aux/scanner/vnc/vnc_login
-#   was confirmed to work with version 004.001
-MajorVersions = [3,4]
+MajorVersions = [3, 4]
 # NOTE: We will emulate whatever minor version the server reports.
 
 # Security types