Update pom.xml

[maven-release-plugin] copy for tag socket.io-client-1.0.9

[maven-release-plugin] copy for tag socket.io-client-1.0.8

[maven-release-plugin] copy for tag socket.io-client-1.0.6

[maven-release-plugin] copy for tag socket.io-client-1.0.4

[maven-release-plugin] copy for tag socket.io-client-1.0.2

[maven-release-plugin] copy for tag socket.io-client-1.0.1

[maven-release-plugin] copy for tag socket.io-client-1.0.0

[maven-release-plugin] copy for tag socket.io-client-0.9.0

[maven-release-plugin] copy for tag socket.io-client-0.8.3