Switches everything to use full shas

src/git/gitEnrichment.ts

@@ -80,6 +80,10 @@ export class GitCommit implements IGitCommit {
         this.previousFileName = previousFileName;
     }
 
+    get shortSha() {
+        return this.sha.substring(0, 8);
+    }
+
     get isUncommitted(): boolean {
         if (this._isUncommitted === undefined) {
             this._isUncommitted = Git.isUncommitted(this.sha);
@@ -87,6 +91,10 @@ export class GitCommit implements IGitCommit {
         return this._isUncommitted;
     }
 
+    get previousShortSha() {
+        return this.previousSha && this.previousSha.substring(0, 8);
+    }
+
     get previousUri(): Uri {
         return this.previousFileName ? Uri.file(path.join(this.repoPath, this.previousFileName)) : this.uri;
     }
@@ -138,6 +146,10 @@ export class GitLogCommit extends GitCommit {
         }
     }
 
+    get nextShortSha() {
+        return this.nextSha && this.nextSha.substring(0, 8);
+    }
+
     get nextUri(): Uri {
         return this.nextFileName ? Uri.file(path.join(this.repoPath, this.nextFileName)) : this.uri;
     }