Rename execPath to executablePath

Rename the `execPath` setting to `executablePath` to match the other
providers.

Author: Arcanemagus

lib/main.js

@@ -11,10 +11,21 @@ const regex = /(.+):(\d+):(\d+):(?:{(\d+):(\d+)-(\d+):(\d+)}.*:)? ([\w \\-]+): (
 export default {
   activate() {
     require('atom-package-deps').install('linter-clang');
+
+    // FIXME: Remove backwards compatibility in a future minor version
+    const oldPath = atom.config.get('linter-clang.execPath');
+    if (oldPath !== undefined) {
+      atom.config.unset('linter-clang.execPath');
+      if (oldPath !== 'clang') {
+        // If the old config wasn't set to the default migrate it over
+        atom.config.set('linter-pylint.executablePath', oldPath);
+      }
+    }
+
     this.subscriptions = new CompositeDisposable();
     this.subscriptions.add(
-      atom.config.observe('linter-clang.execPath', (value) => {
-        this.execPath = value;
+      atom.config.observe('linter-clang.executablePath', (value) => {
+        this.executablePath = value;
       }),
     );
     this.subscriptions.add(
@@ -150,7 +161,7 @@ export default {
           cwd: projectPath,
         };
 
-        const output = await helpers.exec(this.execPath, args, execOpts);
+        const output = await helpers.exec(this.executablePath, args, execOpts);
 
         if (editor.getText() !== fileText) {
           // Editor contents have changed, tell Linter not to update results

package.json

@@ -12,7 +12,7 @@
     "atom": ">=1.4.0 <2.0.0"
   },
   "configSchema": {
-    "execPath": {
+    "executablePath": {
       "type": "string",
       "default": "clang"
     },