Update gradle configuration

.travis.yml

@@ -12,7 +12,7 @@ android:
   components:
     - platform-tools
     - tools
-    - build-tools-26.0.2
+    - build-tools-27.0.0
     - android-26
     - extra-android-m2repository
 

app/build.gradle

@@ -2,10 +2,10 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.2"
+    buildToolsVersion "27.0.0"
 
     dependencies {
-        compile 'com.android.support:support-annotations:26.1.0'
+        compile 'com.android.support:support-annotations:27.0.0'
         compile "com.android.support:support-core-utils:26.1.0"
         compile "com.android.support:support-core-ui:26.1.0"
         compile project(":terminal-view")
@@ -15,8 +15,8 @@ android {
         applicationId "com.termux"
         minSdkVersion 21
         targetSdkVersion 26
-        versionCode 53
-        versionName "0.53"
+        versionCode 54
+        versionName "0.54"
     }
 
     buildTypes {

build.gradle

@@ -1,11 +1,10 @@
-// Top-level build file where you can add configuration options common to all sub-projects/modules.
-
 buildscript {
     repositories {
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.3'
+        classpath 'com.android.tools.build:gradle:3.0.0'
     }
 }
 

terminal-emulator/build.gradle

@@ -1,6 +1,6 @@
 plugins {
-    id "com.jfrog.bintray" version "1.7"
-    id "com.github.dcendents.android-maven" version "1.5"
+    id "com.jfrog.bintray" version "1.7.3"
+    id "com.github.dcendents.android-maven" version "2.0"
 }
 
 apply plugin: 'com.android.library'
@@ -13,12 +13,12 @@ ext {
     libraryDescription = 'The terminal emulator used in Termux'
     siteUrl = 'https://github.com/termux/termux'
     gitUrl = 'https://github.com/termux/termux.git'
-    libraryVersion = '0.50'
+    libraryVersion = '0.51'
 }
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.2"
+    buildToolsVersion "27.0.0"
 
     defaultConfig {
         minSdkVersion 21

terminal-view/build.gradle

@@ -18,7 +18,7 @@ ext {
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.2"
+    buildToolsVersion "27.0.0"
 
     dependencies {
         compile 'com.android.support:support-annotations:25.3.1'