consider LibraryProject instances with identical path as equal
consider LibraryProject instances with identical path as equal

wpc009/android-sdk-plugin,aafa/android-sdk-plugin,aafa/android-sdk-plugin,pfn/android-sdk-plugin,dant3/android-sdk-plugin,pfn/android-sdk-plugin,pfn/android-sdk-plugin,wpc009/android-sdk-plugin,aafa/android-sdk-plugin,dant3/android-sdk-plugin