Improve search results (#1327)

* Add entities and request for search APIv2

* Implement search adapter and fragment

* Fix issue with snackbar

* Implement search accounts fragment

* Implement generic search fragment

* Remove unneeded import

* Implement "status" actions, fix issues

* Remove SFragment dependency

* Update app/src/main/java/com/keylesspalace/tusky/components/search/fragments/SearchStatusesFragment.kt

Co-Authored-By: Konrad Pozniak <connyduck@users.noreply.github.com>

* Clean-up post review suggestions

* Make TabLayout background colour match search bar

* Corrected method call syntax

* Added SwipeRefreshLayout to SearchFragment

* Fixed refresh to update all three tabs

app/src/main/java/com/keylesspalace/tusky/entity/HashTag.kt

@@ -0,0 +1,3 @@
+package com.keylesspalace.tusky.entity
+
+data class HashTag(val name: String)

app/src/main/java/com/keylesspalace/tusky/entity/History.kt

@@ -0,0 +1,14 @@
+package com.keylesspalace.tusky.entity
+
+import com.google.gson.annotations.SerializedName
+
+data class History(
+        @field:SerializedName("day")
+        val day: String,
+
+        @field:SerializedName("uses")
+        val uses: Int,
+
+        @field:SerializedName("accounts")
+        val accounts: Int
+)

app/src/main/java/com/keylesspalace/tusky/entity/SearchResults2.kt

@@ -0,0 +1,22 @@
+/* Copyright 2017 Andrew Dawson
+ *
+ * This file is a part of Tusky.
+ *
+ * This program is free software; you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+ * Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with Tusky; if not,
+ * see <http://www.gnu.org/licenses>. */
+
+package com.keylesspalace.tusky.entity
+
+data class SearchResults2 (
+    val accounts: List<Account>,
+    val statuses: List<Status>,
+    val hashtags: List<HashTag>
+)