Completely replaced command-based snippets with a new, easier to read/maintain syntax. Also added a python script to make it easier to migrate.

snippets/vim.snippets

@@ -0,0 +1,27 @@
+snippet guard
+	if exists('${1:did_`expand('%:t:r')`}') || &cp
+		finish
+	endif
+	let $1 = 1${2}
+snippet f
+	fun ${1:function_name}(${2})
+		${3:" code}
+	endf
+snippet for
+	for ${1:needle} in ${2:haystack}
+		${3:" code}
+	endfor
+snippet wh
+	wh ${1:condition}
+		${2:" code}
+	endw
+snippet if
+	if ${1:condition}
+		${2:" code}
+	endif
+snippet ife
+	if ${1:condition}
+		${2}
+	else
+		${3}
+	endif