Update git-flow completion

Add missing options and commands for support branches.

src/_git-flow

@@ -15,6 +15,7 @@
 #  * Yusuke Muraoka (https://github.com/jbking)
 #  * Vincent Driessen (https://github.com/nvie)
 #  * Zifei Tong (https://github.com/chevalun)
+#  * Ben O'Hara (https://github.com/benohara)
 #
 # ------------------------------------------------------------------------------
 
@@ -39,6 +40,7 @@ _git-flow ()
 				'hotfix:Manage your hotfix branches.'
 				'support:Manage your support branches.'
 				'version:Shows version information.'
+				'status:Shows some status.'
 			)
 			_describe -t commands 'git flow' subcommands
 		;;
@@ -48,7 +50,8 @@ _git-flow ()
 
 				(init)
 					_arguments \
-						-f'[Force setting of gitflow branches, even if already configured]'
+						-f'[Force setting of gitflow branches, even if already configured]' \
+						-d'[Use defualt branch naming conventions and prefixes]'
 					;;
 
 					(version)
@@ -65,6 +68,11 @@ _git-flow ()
 					(feature)
 						__git-flow-feature
 					;;
+
+          (support)
+						__git-flow-support
+					;;
+
 			esac
 		;;
 	esac
@@ -87,6 +95,8 @@ __git-flow-release ()
 				'start:Start a new release branch.'
 				'finish:Finish a release branch.'
 				'list:List all your release branches. (Alias to `git flow release`)'
+				'publish:Publish this release banch to origin.`)'
+				'track:Track a release branch from origin.`)'
 			)
 			_describe -t commands 'git flow release' subcommands
 			_arguments \
@@ -108,10 +118,24 @@ __git-flow-release ()
 						-s'[Sign the release tag cryptographically]'\
 						-u'[Use the given GPG-key for the digital signature (implies -s)]'\
 						-m'[Use the given tag message]'\
+						-n'[Dont tag this release ]'\
 						-p'[Push to $ORIGIN after performing finish]'\
+						-k'[Keep branch after performing finish]'\
 						':version:__git_flow_version_list'
 				;;
 
+				(publish)
+					_arguments \
+						':version:__git_flow_version_list'
+				;;
+
+				(track)
+					_arguments \
+						':version:__git_flow_version_list'
+				;;
+
+
+
 				*)
 					_arguments \
 						-v'[Verbose (more) output]'
@@ -138,6 +162,7 @@ __git-flow-hotfix ()
 				'start:Start a new hotfix branch.'
 				'finish:Finish a hotfix branch.'
 				'list:List all your hotfix branches. (Alias to `git flow hotfix`)'
+				'publish:Publish this hotfix branch to origin`)'
 			)
 			_describe -t commands 'git flow hotfix' subcommands
 			_arguments \
@@ -164,6 +189,11 @@ __git-flow-hotfix ()
 						':hotfix:__git_flow_hotfix_list'
 				;;
 
+				(publish)
+					_arguments \
+						':hotfix:__git_flow_hotfix_list'
+				;;
+
 				*)
 					_arguments \
 						-v'[Verbose (more) output]'
@@ -190,12 +220,12 @@ __git-flow-feature ()
 				'start:Start a new feature branch.'
 				'finish:Finish a feature branch.'
 				'list:List all your feature branches. (Alias to `git flow feature`)'
-				'publish: public'
+				'publish:Publish this feature branch to origin.'
-				'track: track'
+				'track:Track a feature branch from origin.'
-				'diff: diff'
+				'diff:Show a diff of changes since this feature branched off.'
-				'rebase: rebase'
+				'rebase:Rebase a feature branch on top of develop.'
-				'checkout: checkout'
+        'checkout:Check out (switch to) the given feature branch.'
-				'pull: pull'
+				'pull:Pull a feature branch from a remote peer.'
 			)
 			_describe -t commands 'git flow feature' subcommands
 			_arguments \
@@ -215,7 +245,9 @@ __git-flow-feature ()
 				(finish)
 					_arguments \
 						-F'[Fetch from origin before performing finish]' \
-						-r'[Rebase instead of merge]'\
+						-r'[Finish branch by rebasing first]'\
+						-k'[Keep branch after performing finish]'\
+						-D'[Force delete feature branch after finish]'\
 						':feature:__git_flow_feature_list'
 				;;
 
@@ -260,6 +292,47 @@ __git-flow-feature ()
 	esac
 }
 
+__git-flow-support ()
+{
+	local curcontext="$curcontext" state line
+	typeset -A opt_args
+
+	_arguments -C \
+		':command:->command' \
+		'*::options:->options'
+
+	case $state in
+		(command)
+
+			local -a subcommands
+			subcommands=(
+				'start:Start a new support branch.'
+				'list:List all your support branches. (Alias to `git flow support`)'
+			)
+			_describe -t commands 'git flow support' subcommands
+			_arguments \
+				-v'[Verbose (more) output]'
+		;;
+
+		(options)
+			case $line[1] in
+
+				(start)
+					_arguments \
+						-F'[Fetch from origin before performing finish]'\
+						':feature:__git_flow_support_list'\
+						':branch-name:__git_branch_names'
+				;;
+
+				*)
+					_arguments \
+						-v'[Verbose (more) output]'
+				;;
+			esac
+		;;
+	esac
+}
+
 __git_flow_version_list ()
 {
 	local expl
@@ -310,6 +383,18 @@ __git_flow_hotfix_list ()
 	_wanted hotfixes expl 'hotfix' compadd $hotfixes
 }
 
+__git_flow_support_list ()
+{
+	local expl
+	declare -a support
+
+	support=(${${(f)"$(_call_program support git flow support list 2> /dev/null | tr -d ' |*')"}})
+	__git_command_successful || return
+
+	_wanted hotfixes expl 'support' compadd $support
+}
+
+
 __git_branch_names () {
 	local expl
 	declare -a branch_names