更新README文件

Author: yudu233

README.md

@@ -114,7 +114,10 @@ allprojects {
 >
     
 ### 自定义主题颜色，同步App主题
+### 自定义FileProvider地址
 ```java
+        //自定义FileProvider地址（同一地址一部手机唯一）
+        PhotoPick.setAuthority(getString(R.string.file_provider_authorities));
         在Application里初始化PhotoPick
         //默认颜色：橘色android.R.color.holo_red_light
         PhotoPick.init(getApplicationContext());

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'com.android.tools.build:gradle:3.1.3'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.0' // Add this line
 
 
@@ -25,9 +25,9 @@ allprojects {
 }
 
 ext {
-    sdkVersion = 26
-    buildToolsVersion = '26.0.2'
-    supportLibVersion = '26.1.0'
+    sdkVersion = 27
+    buildToolsVersion = '27.0.3'
+    supportLibVersion = '27.1.0'
 }
 
 task clean(type: Delete) {

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip