Fixed typo and updated gradle

Author: ldhnam

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.0-beta1'
+        classpath 'com.android.tools.build:gradle:3.0.0-beta2'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "com.dicedmelon.gradle:jacoco-android:0.1.1"
 

cache/src/main/java/org/buffer/android/boilerplate/cache/BufferooCacheImpl.kt

@@ -19,7 +19,7 @@ import javax.inject.Inject
  * operations in which data store implementation layers can carry out.
  */
 class BufferooCacheImpl @Inject constructor(dbOpenHelper: DbOpenHelper,
-                                            private val entityapper: BufferooEntityMapper,
+                                            private val entityMapper: BufferooEntityMapper,
                                             private val mapper: BufferooMapper,
                                             private val preferencesHelper: PreferencesHelper):
         BufferooCache {
@@ -59,7 +59,7 @@ class BufferooCacheImpl @Inject constructor(dbOpenHelper: DbOpenHelper,
             database.beginTransaction()
             try {
                 bufferoos.forEach {
-                    saveBufferoo(entityapper.mapToCached(it))
+                    saveBufferoo(entityMapper.mapToCached(it))
                 }
                 database.setTransactionSuccessful()
             } finally {
@@ -79,7 +79,7 @@ class BufferooCacheImpl @Inject constructor(dbOpenHelper: DbOpenHelper,
 
             while (updatesCursor.moveToNext()) {
                 val cachedBufferoo = mapper.parseCursor(updatesCursor)
-                bufferoos.add(entityapper.mapFromCached(cachedBufferoo))
+                bufferoos.add(entityMapper.mapFromCached(cachedBufferoo))
             }
 
             updatesCursor.close()

cache/src/main/java/org/buffer/android/boilerplate/cache/PreferencesHelper.kt

@@ -7,7 +7,7 @@ import javax.inject.Inject
 import javax.inject.Singleton
 
 /**
- * General Preferences Helper class, used for storing prefence values using the Preference API
+ * General Preferences Helper class, used for storing preference values using the Preference API
  */
 @Singleton
 class PreferencesHelper @Inject constructor(context: Context) {

data/src/main/java/org/buffer/android/boilerplate/data/mapper/BufferooMapper.kt

@@ -6,7 +6,7 @@ import javax.inject.Inject
 
 
 /**
- * Map a [BufferooEntity] to and froma a [Bufferoo] instance when data is moving between
+ * Map a [BufferooEntity] to and from a [Bufferoo] instance when data is moving between
  * this later and the Domain layer
  */
 class BufferooMapper @Inject constructor(): Mapper<BufferooEntity, Bufferoo> {

domain/src/main/java/org/buffer/android/boilerplate/domain/repository/BufferooRepository.kt

@@ -5,7 +5,7 @@ import io.reactivex.Single
 import org.buffer.android.boilerplate.domain.model.Bufferoo
 
 /**
- * Interface defining methods for how the data layer can pass data to and from the Domain alyer.
+ * Interface defining methods for how the data layer can pass data to and from the Domain layer.
  * This is to be implemented by the data layer, setting the requirements for the
  * operations that need to be implemented
  */