revert api timeout and increase for search

closes #881

mastodon/src/main/java/org/joinmastodon/android/api/MastodonAPIController.java

@@ -53,9 +53,7 @@ public class MastodonAPIController{
 			.registerTypeAdapter(Status.class, new Status.StatusDeserializer())
 			.create();
 	private static WorkerThread thread=new WorkerThread("MastodonAPIController");
-	private static OkHttpClient httpClient=new OkHttpClient.Builder()
-			.readTimeout(5, TimeUnit.MINUTES)
-			.build();
+	private static OkHttpClient httpClient=new OkHttpClient.Builder().build();
 
 	private AccountSession session;
 	private static List<String> badDomains = new ArrayList<>();

mastodon/src/main/java/org/joinmastodon/android/api/MastodonAPIRequest.java

@@ -153,8 +153,9 @@ protected void addHeader(String key, String value){
 		headers.put(key, value);
 	}
 
-	protected void setTimeout(long timeout){
+	public MastodonAPIRequest<T> setTimeout(long timeout){
 		this.timeout=timeout;
+		return this;
 	}
 
 	protected String getPathPrefix(){

mastodon/src/main/java/org/joinmastodon/android/fragments/discover/SearchQueryFragment.java

@@ -140,6 +140,7 @@ public void onSuccess(SearchResults result){
 							recentsHeader.setVisible(false);
 						}
 					})
+					.setTimeout(180000) // 3 minutes (searches can take a long time)
 					.exec(accountID);
 		}
 	}