Update pattern discovery and fix "view all" issues

.prettierrc

@@ -1,4 +1,5 @@
 {
   "singleQuote": true,
-  "trailingComma": "es5"
+  "trailingComma": "es5",
+  "endOfLine": "auto"
 }

packages/cli/test/fixtures/patternlab-config.json

@@ -73,6 +73,7 @@
 	"patternExportDirectory": "./pattern_exports/",
 	"patternExportPatternPartials": [],
 	"patternMergeVariantArrays": true,
+	"renderFlatPatternsOnViewAllPages": false,
 	"serverOptions": {
 		"wait": 1000
 	},

packages/core/patternlab-config.json

@@ -76,6 +76,7 @@
   "patternExportPreserveDirectoryStructure": true,
   "patternExportRaw": false,
   "patternMergeVariantArrays": true,
+  "renderFlatPatternsOnViewAllPages": false,
   "serverOptions": {
     "wait": 1000
   },

packages/core/src/lib/markdown_parser.js

@@ -13,8 +13,9 @@ const markdown_parser = function() {
     let returnObject = {};
 
     try {
-      //for each block process the yaml frontmatter and markdown
-      const frontmatterRE = /---\r?\n{1}([\s\S]*)---\r?\n{1}([\s\S]*)+/gm;
+      // for each block process the yaml frontmatter and markdown
+      // even if the pattern only has pattern data without further documentation
+      const frontmatterRE = /---\r?\n{1}([\s\S]*)---([\s\S]*)+/gm;
       const chunks = frontmatterRE.exec(block);
 
       if (chunks) {