loongson/pypi: links for observablelist

loongson/mirror ObservableList-0.0.3.zip
loongson/mirror ObservableList-0.0.3.win32.exe
loongson/mirror ObservableList-0.0.3.tar.gz
loongson/mirror ObservableList-0.0.2.zip
loongson/mirror ObservableList-0.0.2.win32.exe
loongson/mirror ObservableList-0.0.2.tar.gz