Make git status parallelizable

lib/git-shell-out-strategy.js

@@ -283,7 +283,7 @@ export default class GitShellOutStrategy {
    * File Status and Diffs
    */
   async getStatusesForChangedFiles() {
-    const output = await this.exec(['status', '--untracked-files=all', '-z'], {writeOperation: true});
+    const output = await this.exec(['status', '--untracked-files=all', '-z']);
 
     const statusMap = {
       'A': 'added',
@@ -392,7 +392,7 @@ export default class GitShellOutStrategy {
 
   async isPartiallyStaged(filePath) {
     const args = ['status', '--short', '--', filePath];
-    const output = await this.exec(args, {writeOperation: true});
+    const output = await this.exec(args);
     const results = output.trim().split(LINE_ENDING_REGEX);
     if (results.length === 2) {
       return true;