This allows us to start code-completing postfix operators (generally !,
++, and --), which lays some of the groundwork for completing the much
more interesting infix operators.
These only show up when in postfix position
x<here>
For rdar://problem/22460167
Swift SVN r32355
Global variables from the same source file are more like locals when
writing top-level code, particularly in Playgrounds. Other declarations
(types, global functions, etc.) are unaffected.
rdar://problem/22329905
Swift SVN r31992
modifiers and with the func implementations of the operators. This resolves the rest of:
<rdar://problem/17527000> change operator declarations from "operator prefix" to "prefix operator" & make operator a keyword
Swift SVN r19931
In most cases this means adding @public to things that get serialized;
in a few cases it means using a modern public stdlib API instead of
a legacy thing I was trying to keep @internal.
Swift SVN r19350
