Adding support for MacVim.

basis/editors/macvim/authors.txt

@@ -0,0 +1 @@
+John Benediktsson

basis/editors/macvim/macvim.factor

@@ -0,0 +1,13 @@
+USING: definitions io.launcher kernel math math.parser parser
+namespaces prettyprint editors make ;
+
+IN: editors.macvim
+
+: macvim-location ( file line -- )
+    drop
+    [ "open" , "-a" , "MacVim", , ] { } make
+    try-process ;
+
+[ macvim-location ] edit-hook set-global
+
+

basis/editors/macvim/summary.txt

@@ -0,0 +1 @@
+MacVim editor integration

basis/editors/macvim/tags.txt

@@ -0,0 +1 @@
+unportable