Fix two bugs

lib/state_machines/yard/handlers.rb

@@ -1,4 +1,4 @@
-module StateMachine
+module StateMachines
   module YARD
     # YARD custom handlers for integrating the state_machine DSL with the
     # YARD documentation system

lib/state_machines/yard/handlers/base.rb

@@ -1,4 +1,4 @@
-module StateMachine
+module StateMachines
   module YARD
     module Handlers
       # Handles and processes nodes

lib/state_machines/yard/handlers/event.rb

@@ -1,4 +1,4 @@
-module StateMachine
+module StateMachines
   module YARD
     module Handlers
       # Handles and processes #event

lib/state_machines/yard/handlers/machine.rb

@@ -1,4 +1,4 @@
-module StateMachine
+module StateMachines
   module YARD
     module Handlers
       # Handles and processes #state_machine

lib/state_machines/yard/handlers/state.rb

@@ -1,4 +1,4 @@
-module StateMachine
+module StateMachines
   module YARD
     module Handlers
       # Handles and processes #state

lib/state_machines/yard/handlers/transition.rb

@@ -1,4 +1,4 @@
-module StateMachine
+module StateMachines
   module YARD
     module Handlers
       # Handles and processes #transition
@@ -13,7 +13,7 @@ def process
             ast = statement.parameters.first
             ast.children.each do |assoc|
               # Skip conditionals
-              next if %w(if unless).include?(assoc[0].jump(:ident).source)
+              next if %w(if :if unless :unless).include?(assoc[0].jump(:ident).source)
 
               options[extract_requirement(assoc[0])] = extract_requirement(assoc[1])
             end