GetConsoleCP fixes. see #130.

lib/tput.js

@@ -2141,8 +2141,9 @@ Tput.prototype.GetConsoleCP = function() {
   try {
     // Produces something like: 'Active code page: 437\n\n'
     ccp = cp.execFileSync(process.env.WINDIR + '\\system32\\chcp.com', [], {
-      stdio: 'pipe',
-      encoding: 'ascii'
+      stdio: ['ignore', 'pipe', 'ignore'],
+      encoding: 'ascii',
+      timeout: 1500
     });
   } catch (e) {
     ;
@@ -2156,6 +2157,12 @@ Tput.prototype.GetConsoleCP = function() {
 
   ccp = +ccp[0];
 
+  // XXX Workaround: temporarily allow unicode on cp437.
+  // When CP is 65001, node throws on all output!
+  if (ccp === 437) {
+    ccp = 65001;
+  }
+
   return ccp;
 };