Adds catch to blameLine to avoid strange issues

Removes Git: from all the commands
Removes unused enricher

src/git/git.ts

@@ -5,9 +5,10 @@ import * as tmp from 'tmp';
 import {spawnPromise} from 'spawn-rx';
 
 export * from './gitEnrichment';
-//export * from './enrichers/blameRegExpEnricher';
 export * from './enrichers/blameParserEnricher';
 
+const UncommitedRegex = /^[0]+$/;
+
 function gitCommand(cwd: string,  ...args) {
     return spawnPromise('git', args, { cwd: cwd })
         .then(s => {
@@ -100,4 +101,8 @@ export default class Git {
 
         return gitCommand(root, 'show', `${sha}:./${file}`);
     }
+
+    static isUncommitted(sha: string) {
+        return UncommitedRegex.test(sha);
+    }
 }