16: Implementation of images#resize property 
16: Implementation of images#resize property 

Task-Url: http://github.com/th-schwarz/C5Connector.Java/issues/issue/16

refactored the upload process
th-schwarz/C5Connector.Java,zrbsprite/C5Connector.Java,zrbsprite/C5Connector.Java,zrbsprite/C5Connector.Java,zrbsprite/C5Connector.Java,zrbsprite/C5Connector.Java,zrbsprite/C5Connector.Java,th-schwarz/C5Connector.Java