Get absolute URLs for ReadComicOnline covers (fixes #394) (#395)

Get absolute URLs for ReadComicOnline covers (fixes #394)

src/en/readcomiconline/build.gradle

@@ -5,9 +5,9 @@ ext {
     appName = 'Tachiyomi: ReadComicOnline'
     pkgNameSuffix = "en.readcomiconline"
     extClass = '.Readcomiconline'
-    extVersionCode = 3
-    extVersionSuffix = 2
+    extVersionCode = 4
+    extVersionSuffix = 3
     libVersion = '1.2'
 }
 
-apply from: "$rootDir/common.gradle"
+apply from: "$rootDir/common.gradle"

src/en/readcomiconline/src/eu/kanade/tachiyomi/extension/en/readcomiconline/Readcomiconline.kt

@@ -86,7 +86,7 @@ class Readcomiconline : ParsedHttpSource() {
         manga.genre = infoElement.select("p:has(span:contains(Genres:)) > *:gt(0)").text()
         manga.description = infoElement.select("p:has(span:contains(Summary:)) ~ p").text()
         manga.status = infoElement.select("p:has(span:contains(Status:))").first()?.text().orEmpty().let { parseStatus(it) }
-        manga.thumbnail_url = document.select(".rightBox:eq(0) img").first()?.attr("src")
+        manga.thumbnail_url = document.select(".rightBox:eq(0) img").first()?.absUrl("src")
         return manga
     }
 
@@ -194,4 +194,4 @@ class Readcomiconline : ParsedHttpSource() {
             Genre("Western"),
             Genre("Zombies")
     )
-}
+}