Fix the PKG permission issue and change the install location

A temporary fix for the PKG permission issue by using chmod -R 755 in the postinstall
script. Change the install location to remove the "cli" part of the path. Also
change the corehost to reflect this change.

Fixes #492 and #390

packaging/osx/package-osx.sh

@@ -41,9 +41,8 @@ PACKAGE_NAME=$PACKAGE_DIR/dotnet-cli-x64.${DOTNET_BUILD_VERSION}.pkg
 pkgbuild --root $STAGE2_DIR \
          --version $DOTNET_BUILD_VERSION \
          --scripts $DIR/scripts \
-         --ownership preserve \
          --identifier com.microsoft.dotnet.cli.pkg.dotnet-osx-x64 \
-         --install-location /usr/local/share/dotnet/cli \
+         --install-location /usr/local/share/dotnet \
          $DIR/dotnet-osx-x64.$DOTNET_BUILD_VERSION.pkg
 
 cat $DIR/Distribution-Template | sed "/{VERSION}/s//$DOTNET_BUILD_VERSION/g" > $DIR/Dist

packaging/osx/scripts/postinstall

@@ -4,6 +4,9 @@
 # Licensed under the MIT license. See LICENSE file in the project root for full license information.
 #
 
+# A temporary fix for the permissions issue(s)
+chmod -R 755 $2
+
 ln -s $2/bin/dotnet /usr/local/bin/
 ln -s $2/bin/dotnet-compile /usr/local/bin/
 ln -s $2/bin/dotnet-compile-csc /usr/local/bin/

src/corehost/src/pal.unix.cpp

@@ -32,7 +32,7 @@ bool pal::find_coreclr(pal::string_t& recv)
         return true;
     }
      
-    candidate.assign("/usr/local/share/dotnet/cli/runtime/coreclr");
+    candidate.assign("/usr/local/share/dotnet/runtime/coreclr");
     if (coreclr_exists_in_dir(candidate)) {
         recv.assign(candidate);
         return true;