More face inheriting

Particularly since we're simplifying the defaults so drastically, it's
nice to be able to get sensible sets of similar styling with less
effort.

Author: tecosaur

src/JuliaSyntaxHighlighting.jl

@@ -54,9 +54,9 @@ const HIGHLIGHT_FACES = [
     # Julia syntax highlighting faces
     :julia_macro => Face(),
     :julia_symbol => Face(),
-    :julia_singleton_identifier => Face(),
+    :julia_singleton_identifier => Face(inherit=:julia_symbol),
     :julia_type => Face(),
-    :julia_typedec => Face(),
+    :julia_typedec => Face(inherit=:julia_operator),
     :julia_comment => Face(foreground=:grey),
     :julia_string => Face(foreground=:green),
     :julia_regex => Face(),
@@ -69,10 +69,10 @@ const HIGHLIGHT_FACES = [
     :julia_number => Face(),
     :julia_bool => Face(),
     :julia_funcall => Face(),
-    :julia_broadcast => Face(),
+    :julia_broadcast => Face(inherit=:julia_operator),
     :julia_builtin => Face(),
     :julia_operator => Face(),
-    :julia_comparator => Face(),
+    :julia_comparator => Face(inherit=:julia_operator),
     :julia_assignment => Face(),
     :julia_keyword => Face(foreground=:red),
     :julia_parentheses => Face(),