Fix bug with ASIDataCompressor / ASIDataDecompressor

Thanks to Thomas Rasch for the fix!
Closes gh-113
[#69 state:resolved]

@@ -96,6 +96,7 @@
 		
 		if (status == Z_STREAM_END) {
 			theError = [self closeStream];
+			break;
 		} else if (status != Z_OK) {
 			if (err) {
 				*err = [[self class] deflateErrorWithCode:status];

@@ -93,9 +93,7 @@
 		
 		if (status == Z_STREAM_END) {
 			theError = [self closeStream];
-			if (theError) {
 			break;
-			}
 		} else if (status != Z_OK) {
 			if (err) {
 				*err = [[self class] inflateErrorWithCode:status];

@@ -24,7 +24,7 @@
 #import "ASIDataCompressor.h"
 
 // Automatically set on build
-NSString *ASIHTTPRequestVersion = @"v1.8-15 2010-12-04";
+NSString *ASIHTTPRequestVersion = @"v1.8-17 2010-12-04";
 
 NSString* const NetworkRequestErrorDomain = @"ASIHTTPRequestErrorDomain";