Various fixes, among which:

- Fixed segfault when attempting to initialseek on disconnected streams
- Fix 100% CPU bug in controller's stats code
- WebRTC UDP bind socket improvements
- Several segfault fixes
- Increased packet reordering buffer size from 30 to 150 packets
- Tweaks to default output/buffer behaviour for incoming pushes
- Added message for load balancer checks
- Fixed HLS content type
- Stats fixes
- Exit reason fixes
- Fixed socket IP address detection
- Fixed non-string arguments for stream settings
- Added caching for getConnectedBinHost()
- Added WebRTC playback rate control
- Added/completed VP8/VP9 support to WebRTC/RTSP
- Added live seek option to WebRTC
- Fixed seek to exactly newest timestamp
- Fixed HLS input

# Conflicts:
#	lib/defines.h
#	src/input/input.cpp

test/status.cpp

@@ -0,0 +1,46 @@
+#include <iostream>
+#include <mist/stream.h>
+#include <mist/config.h>
+#include <unistd.h>
+
+int main(int argc, char **argv){
+  Util::Config cfg;
+  cfg.activate();
+  uint8_t prevStat = 255;
+  while (cfg.is_active){
+    uint8_t currStat = Util::getStreamStatus(argv[1]);
+    if (currStat != prevStat){
+      std::cout << "Stream status: ";
+      switch (currStat){
+        case STRMSTAT_OFF:
+          std::cout << "Off";
+          break;
+        case STRMSTAT_INIT:
+          std::cout << "Init";
+          break;
+        case STRMSTAT_BOOT:
+          std::cout << "Boot";
+          break;
+        case STRMSTAT_WAIT:
+          std::cout << "Wait";
+          break;
+        case STRMSTAT_READY:
+          std::cout << "Ready";
+          break;
+        case STRMSTAT_SHUTDOWN:
+          std::cout << "Shutdown";
+          break;
+        case STRMSTAT_INVALID:
+          std::cout << "Invalid";
+          break;
+        default:
+          std::cout << "??? (" << currStat << ")";
+      }
+      std::cout << std::endl;
+      prevStat = currStat;
+    }
+    Util::sleep(200);
+  }
+  return 0;
+}
+