Fix up Crashlytics javadocs (firebase#1173)

Author: mrwillis21

firebase-crashlytics/src/main/java/com/google/firebase/crashlytics/FirebaseCrashlytics.java

@@ -162,7 +162,7 @@ public void setUserId(@NonNull String identifier) {
  * <p>The value of any key at the time of a fatal or non-fatal event is associated with that
  * event.
  *
- * <p>Keys and associated values are be visible in the session view on the Firebase Crashlytics
+ * <p>Keys and associated values are visible in the session view on the Firebase Crashlytics
  * console.
  *
  * <p>Accepts a maximum of 64 key/value pairs. New keys beyond that limit are ignored. Keys or
@@ -183,7 +183,7 @@ public void setCustomKey(@NonNull String key, boolean value) {
  * <p>The value of any key at the time of a fatal or non-fatal event is associated with that
  * event.
  *
- * <p>Keys and associated values are be visible in the session view on the Firebase Crashlytics
+ * <p>Keys and associated values are visible in the session view on the Firebase Crashlytics
  * console.
  *
  * <p>Accepts a maximum of 64 key/value pairs. New keys beyond that limit are ignored. Keys or
@@ -204,7 +204,7 @@ public void setCustomKey(@NonNull String key, double value) {
  * <p>The value of any key at the time of a fatal or non-fatal event is associated with that
  * event.
  *
- * <p>Keys and associated values are be visible in the session view on the Firebase Crashlytics
+ * <p>Keys and associated values are visible in the session view on the Firebase Crashlytics
  * console.
  *
  * <p>Accepts a maximum of 64 key/value pairs. New keys beyond that limit are ignored. Keys or
@@ -225,7 +225,7 @@ public void setCustomKey(@NonNull String key, float value) {
  * <p>The value of any key at the time of a fatal or non-fatal event is associated with that
  * event.
  *
- * <p>Keys and associated values are be visible in the session view on the Firebase Crashlytics
+ * <p>Keys and associated values are visible in the session view on the Firebase Crashlytics
  * console.
  *
  * <p>Accepts a maximum of 64 key/value pairs. New keys beyond that limit are ignored. Keys or
@@ -246,7 +246,7 @@ public void setCustomKey(@NonNull String key, int value) {
  * <p>The value of any key at the time of a fatal or non-fatal event will be associated with that
  * event.
  *
- * <p>Keys and associated values will be visible in the session view on the Firebase Crashlytics
+ * <p>Keys and associated values are visible in the session view on the Firebase Crashlytics
  * console.
  *
  * <p>A maximum of 64 key/value pairs can be written, and new keys added beyond that limit will be
@@ -267,7 +267,7 @@ public void setCustomKey(@NonNull String key, long value) {
  * <p>The value of any key at the time of a fatal or non-fatal event is associated with that
  * event.
  *
- * <p>Keys and associated values are be visible in the session view on the Firebase Crashlytics
+ * <p>Keys and associated values are visible in the session view on the Firebase Crashlytics
  * console.
  *
  * <p>Accepts a maximum of 64 key/value pairs. New keys beyond that limit are ignored. Keys or
@@ -305,7 +305,7 @@ public void sendUnsentReports() {
 
  /**
  * If automatic data collection is disabled, this method queues up all the reports on a device for
- * deleting. Otherwise, this method is a no-op.
+ * deletion. Otherwise, this method is a no-op.
  */
  public void deleteUnsentReports() {
  core.deleteUnsentReports();
@@ -329,10 +329,10 @@ public boolean didCrashOnPreviousExecution() {
  * as well as any Firebase-wide automatic data collection settings.
  *
  * <p>If automatic data collection is disabled for Crashlytics, crash reports are stored on the
- * device. To check for reports, use the checkForUnsentReports method. Use sendUnsentReports to
- * uploading existing reports even when automatic data collection is disabled. Use
- * deleteUnsentReports to delete any reports stored on the device without sending them to
- * Crashlytics
+ * device. To check for reports, use the {@link #checkForUnsentReports()} method. Use {@link
+ * #sendUnsentReports()} to upload existing reports even when automatic data collection is
+ * disabled. Use {@link #deleteUnsentReports()} to delete any reports stored on the device without
+ * sending them to Crashlytics.
  *
  * @param enabled whether to enable automatic data collection.
  */