Merge branch '1.x' into 'dev'

docs/markdown/changelog.en-US.md

@@ -1,5 +1,16 @@
 # Changelog
 
+### [v1.6.19](https://github.com/youzan/vant/tree/v1.6.19)
+`2019-05-16`
+
+**Bug Fixes**
+
+- fix Col should set min-height
+- fix Uploader should clip file-upload-button
+- fix Tabbar should not render info when info is empty string
+- fix is-src utils data URLs should be prefixed with the data:image [\#3308](https://github.com/youzan/vant/pull/3308) [\#3300](https://github.com/youzan/vant/pull/3300)
+
+
 ### [v1.6.18](https://github.com/youzan/vant/tree/v1.6.18)
 `2019-05-10`
 

docs/markdown/changelog.zh-CN.md

@@ -1,5 +1,16 @@
 # 更新日志
 
+### [v1.6.19](https://github.com/youzan/vant/tree/v1.6.19)
+`2019-05-16`
+
+**Bug Fixes**
+
+- 修复 Col 内容为空时宽度错误的问题
+- 修复 Uploader 在 safari 浏览器上最小宽度错误的问题
+- 修复 Tabbar info 传入空字符串时会渲染空节点的问题
+- 修复 Icon 等组件判断图片 URL 时不支持 blob 格式的问题 [\#3308](https://github.com/youzan/vant/pull/3308) [\#3300](https://github.com/youzan/vant/pull/3300)
+
+
 ### [v1.6.18](https://github.com/youzan/vant/tree/v1.6.18)
 `2019-05-10`
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vant",
-  "version": "1.6.18",
+  "version": "1.6.19",
   "description": "Mobile UI Components built on Vue",
   "main": "lib/index.js",
   "module": "es/index.js",

packages/index.ts

@@ -85,7 +85,7 @@ declare global {
   }
 }
 
-const version = '1.6.18';
+const version = '1.6.19';
 const components = [
   ActionSheet,
   AddressEdit,