update README

README.md

@@ -5,6 +5,8 @@ pvaClient is a synchronous client interface to pvAccess,
 which is callback based.
 pvaClient is thus easier to use than pvAccess itself.
 
+See documentation/pvaClientCPP.html for details.
+
 Building
 --------
 
@@ -13,7 +15,7 @@ then just type:
 
     make
 
-If RELEASE.local does not exists the look at <b>configure/RELEASE</b>
+If RELEASE.local does not exist then look at <b>configure/RELEASE</b>
 for directions for how to build.
 
 Examples
@@ -29,21 +31,21 @@ For example:
 Status
 ------
 
-* The API should ready for feature freeze for release 4.5
-* Everything defined in pvaClient.h should be ready but see below for remaining work.
+* The API is for release 4.5.0-pre1
+* Everything defined in pvaClient.h is ready but see below for remaining work.
 * Everything defined in pvaClientMultiChannel.h is ready but see below for remaining work.
 
 
 pvaClientChannel
 ---------------
 
-Channel::getField and channelArray are not supported for release 4.5.
+Channel::getField and channelArray are not supported for release 4.5
 
 pvaClientMultiChannel
 ---------------
 
-For release 4.6 support is available for multiDouble and NTMultiChannel.
+For release 4.5 support is available for multiDouble and NTMultiChannel.
 In the future additional support should be provided that at least includes NTScalarMultiChannel.
 
 Testing with some channels not connected have not been done.
-At least some testing with missing channels should be done before release 4.5
+At least some testing with missing channels should be done before final release 4.5