Minor updates from review comments

Updated macros in config_psa.h that used ECC_xxx to use KEY_TYPE_ECC_xxx
per comments from review. Implemented a check_config_psa.h to help with
dependency checking of features enabled in config_psa.h. Added
check_config_psa.h to visual studio project.

Signed-off-by: John Durkop <john.durkop@fermatsoftware.com>
diff --git a/visualc/VS2010/mbedTLS.vcxproj b/visualc/VS2010/mbedTLS.vcxproj
index 801f17c..cf9f212 100644
--- a/visualc/VS2010/mbedTLS.vcxproj
+++ b/visualc/VS2010/mbedTLS.vcxproj
@@ -157,6 +157,7 @@
     <ClInclude Include="..\..\include\mbedtls\chacha20.h" />

     <ClInclude Include="..\..\include\mbedtls\chachapoly.h" />

     <ClInclude Include="..\..\include\mbedtls\check_config.h" />

+    <ClInclude Include="..\..\include\mbedtls\check_config_psa.h" />

     <ClInclude Include="..\..\include\mbedtls\cipher.h" />

     <ClInclude Include="..\..\include\mbedtls\cipher_internal.h" />

     <ClInclude Include="..\..\include\mbedtls\cmac.h" />