Patterns for .zip files and .wav files (#12)

* create .wav file pattern

* create .zip file pattern

* update readme with wav and zip

* update some names in wav pattern

patterns/wav.hexpat

@@ -0,0 +1,29 @@
+#pragma MIME audio/wav
+
+struct riffHeader{
+	char ckID[4] [[comment("Container Signature"), name("RIFF Header Signature")]];
+	u32 ckSize [[comment("Size of RIFF Header"), name("RIFF Chunk Size")]];
+};
+
+struct waveHeader{
+	char format[4] [[name("WAVE Header Signature")]];
+	char ckID[4] [[comment("Format Chunk")]];
+	u32 ckSize [[comment("Chunk size")]];
+	u16 wFormatTag;
+	u16 wChannels;
+	u32 dwSamplesPerSec [[comment("Sample Frequency")]];
+	u32 dwAvgBytesPerSec [[comment("BPS - Used to estimate buffer size")]];
+	u16 wBlockAlign;
+};
+
+struct pcmHeader{
+	u16 wBitsPerSample;
+};
+
+struct wavHeader{
+	riffHeader riff;
+	waveHeader wave;
+	pcmHeader pcm;
+};
+
+wavHeader header @0x00;