Add Connection::availableSizeImpl native
Remove unneeded byteArray local variable
Remove classfile/signature.js
Add other two fileconn properties
Warn when reading some unimplemented com.nokia.* properties
Merge pull request #188 from marco-c/warn_properties

Warn when reading some unimplemented com.nokia.* properties
Merge pull request #179 from marco-c/remove_signaturejs

Remove classfile/signature.js
Merge pull request #186 from marco-c/add_other_fileconn_properties

Add other two fileconn properties
Merge pull request #178 from marco-c/availableSize

Implement availableSizeImpl native