Fixing reference error
Fixing reference error

After copy pasting, the properties calculated different values by using site.something, instead of self.something. Thus, when called, these generated an error, as "site" is not defined within the site.py script and it should refer to self (this specific site).
TissueMAPS/TmLibrary,TissueMAPS/TmLibrary,TissueMAPS/TmLibrary,TissueMAPS/TmLibrary,TissueMAPS/TmLibrary