Lint fixes

src/en/mangafreak/src/eu/kanade/tachiyomi/extension/en/mangafreak/Mangafreak.kt

@@ -132,7 +132,7 @@ class Mangafreak : ParsedHttpSource() {
     }
 
     override fun imageUrlParse(document: Document): String {
-        return throw Exception("Not Used")
+        throw Exception("Not Used")
     }
 
     // Filter

src/id/mangakita/src/eu/kanade/tachiyomi/extension/id/mangakita/MangaKita.kt

@@ -2,21 +2,13 @@ package eu.kanade.tachiyomi.extension.id.mangakita
 
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.source.model.FilterList
-import eu.kanade.tachiyomi.source.model.MangasPage
 import eu.kanade.tachiyomi.source.model.Page
 import eu.kanade.tachiyomi.source.model.SChapter
 import eu.kanade.tachiyomi.source.model.SManga
 import eu.kanade.tachiyomi.source.online.ParsedHttpSource
-import eu.kanade.tachiyomi.util.asJsoup
 import okhttp3.OkHttpClient
-import okhttp3.Request
-import okhttp3.Response
 import org.jsoup.nodes.Document
 import org.jsoup.nodes.Element
-import org.jsoup.select.Elements
-import java.text.SimpleDateFormat
-import java.util.Calendar
-import java.util.Locale
 
 class MangaKita : ParsedHttpSource() {
     override val name = "MangaKita"

src/zh/hanhankuman/src/eu/kanade/tachiyomi/extension/zh/hanhankuman/HanhanKuman.kt

@@ -100,9 +100,9 @@ class HanhanKuman : ParsedHttpSource() {
 
         val re = Regex(""".*\/(.*?)\/\d+\.html\?s=(\d+)""")
 
-        val matches = re.find(url)?.groups
-        val pathId = matches!!.get(1)!!.value
-        val pathS = matches!!.get(2)!!.value
+        val matches = re.find(url)?.groups!!
+        val pathId = matches[1]!!.value
+        val pathS = matches[2]!!.value
 
         return pageListParse(response.asJsoup(), pathId, pathS)
     }

src/zh/kuaikanmanhua/src/eu/kanade/tachiyomi/extension/zh/kuaikanmanhua/Kuaikanmanhua.kt

@@ -168,7 +168,7 @@ class Kuaikanmanhua : ParsedHttpSource() {
 
     override fun pageListRequest(chapter: SChapter): Request {
         if (chapter.url == "javascript:void(0);") {
-            return throw Exception("[此章节为付费内容]")
+            throw Exception("[此章节为付费内容]")
         }
         return super.pageListRequest(chapter)
     }