MATLAB client API changes and other changes

+ Changed publish function in LapisAPI so that the .name field from the
LAPISData object is used as the published name of the variable.
+ Added the redact method in MatlabLapis.java and LapisAPI
+ Added calls to redact in node1simulation.m
+ Removed unnecessary variables in node1simulation.m and
node2simulation.m
+ Changed pause times in node1simulation.m and node2simulation.m
+ Changed logging layout and levels in matlab-files/log4j.properties
+ Changed some logging statements in LocalDataTable.java