added indenting rules, compiler settings and filetype detection

compiler/nimrod.vim

@@ -0,0 +1,17 @@
+if exists("current_compiler")
+  finish
+endif
+
+let current_compiler = "nimrod"
+
+if exists(":CompilerSet") != 2 " older Vim always used :setlocal
+  command -nargs=* CompilerSet setlocal <args>
+endif
+
+CompilerSet makeprg=nimrod\ c\ $*
+
+CompilerSet errorformat=
+    \%f(%l,\ %c)\ Error:\ %m,
+    \%f(%l,\ %c)\ Hint:\ %m,
+    \%f(%l,\ %c)\ Warning:\ %m
+