vim: add initial uboot mode, with identifiers and # line comments

Signed-off-by: Alejandro Mery <amery@geeks.cl>

files/.vim/syntax/uboot.vim

@@ -0,0 +1,15 @@
+" Quit when a (custom) syntax file was already loaded
+if exists("b:current_syntax")
+	finish
+endif
+
+" case sensitive
+syn case match
+
+syn match scrComment "^[ \t]*#.*$"
+syn match scrProperty "\${[a-z\.]\+}"
+
+hi link scrComment Comment
+hi link scrProperty Identifier
+
+let b:current_syntax = "uboot"