Bump acorn from 6.4.0 to 6.4.1

Bumps [acorn](https://github.com/acornjs/acorn) from 6.4.0 to 6.4.1.
- [Release notes](https://github.com/acornjs/acorn/releases)
- [Commits](https://github.com/acornjs/acorn/compare/6.4.0...6.4.1)

Signed-off-by: dependabot[bot] <support@github.com>

ReadMe.md

@@ -1,6 +1,4 @@
 # Assign default period to date-pickers
 You can assign default period by messures, just use DAX!
-# Version 1.0.1
-1. Fix bug: the filter doesn't work after rename the field on it
 # Known issues
-* Can't edit date in PowerBiApp(only on some Android devices)
+* Can't edit date in PowerBiApp(only on some Android devices)

package-lock.json

@@ -1498,9 +1498,9 @@
       }
     },
     "acorn": {
-      "version": "6.4.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.0.tgz",
-      "integrity": "sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw==",
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+      "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
       "dev": true
     },
     "acorn-walk": {

pbiviz.json

@@ -1,12 +1,12 @@
 {
     "visual": {
-        "name": "PeriodSlice-Syinpo",
-        "displayName": "PeriodSlicer-Syinpo",
+        "name": "Period Slice - Syinpo",
+        "displayName": "Period Slicer - Syinpo",
         "guid": "SyinpoPeriodSlice9771124744984CE8959D0304EEAB35E8",
         "visualClassName": "Visual",
-        "version": "1.0.1",
+        "version": "1.0.0",
         "description": "A period slicer, which can be initialized by messures.",
-        "supportUrl": "http://www.syinpo.com",
+        "supportUrl": "https://github.com/mujiannan/PeriodSlicer-Syinpo/issues",
         "gitHubUrl": "https://github.com/mujiannan/PeriodSlicer-Syinpo"
     },
     "apiVersion": "2.6.0",

src/visual.ts

@@ -153,12 +153,9 @@ export class Visual implements IVisual {
         //determine period from dateSelectors
         let period: IPeriod = this.periodSelectorManager.period;
         let target: models.IFilterColumnTarget;
-        let splitPosition:number=this.category.source.queryName.indexOf('.');
-        let tableName:string=this.category.source.queryName.substr(0, splitPosition);
-        let fieldName:string=this.category.source.queryName.substr(splitPosition+1,this.category.source.queryName.length-splitPosition-1);
         target = {
-            table: tableName, // table
-            column: fieldName // col1
+            table: this.category.source.queryName.substr(0, this.category.source.queryName.indexOf('.')), // table
+            column: this.category.source.displayName // col1
         };
 
         //filter