Remove code duplication in catch of exceptions in Constant class
Remove code duplication in catch of exceptions in Constant class

Use a single catch block for all the exceptions (previously caught),
thrown when upgrading the configuration file.

Ye-Yong-Chi/zaproxy,gmaran23/zaproxy,Ali-Razmjoo/zaproxy,Ali-Razmjoo/zaproxy,efdutra/zaproxy,profjrr/zaproxy,jorik041/zaproxy,0xkasun/zaproxy,mario-areias/zaproxy,urgupluoglu/zaproxy,zaproxy/zaproxy,Harinus/zaproxy,veggiespam/zaproxy,gsavastano/zaproxy,0xkasun/zaproxy,thc202/zaproxy,Ali-Razmjoo/zaproxy,ozzyjohnson/zaproxy,gsavastano/zaproxy,jorik041/zaproxy,UjuE/zaproxy,mustafa421/zaproxy,cassiodeveloper/zaproxy,zaproxy/zaproxy,cassiodeveloper/zaproxy,pdehaan/zaproxy,MD14/zaproxy,mario-areias/zaproxy,thc202/zaproxy,meitar/zaproxy,urgupluoglu/zaproxy,thamizarasu/zaproxy,kingthorin/zaproxy,efdutra/zaproxy,psiinon/zaproxy,DJMIN/zaproxy,thc202/zaproxy,kingthorin/zaproxy,mario-areias/zaproxy,meitar/zaproxy,mario-areias/zaproxy,kingthorin/zaproxy,efdutra/zaproxy,urgupluoglu/zaproxy,pdehaan/zaproxy,ozzyjohnson/zaproxy,MD14/zaproxy,profjrr/zaproxy,ozzyjohnson/zaproxy,gsavastano/zaproxy,meitar/zaproxy,UjuE/zaproxy,DJMIN/zaproxy,mustafa421/zaproxy,UjuE/zaproxy,lightsey/zaproxy,urgupluoglu/zaproxy,cassiodeveloper/zaproxy,rajiv65/zaproxy,psiinon/zaproxy,zaproxy/zaproxy,surikato/zaproxy,kingthorin/zaproxy,Ye-Yong-Chi/zaproxy,surikato/zaproxy,zapbot/zaproxy,psiinon/zaproxy,meitar/zaproxy,mario-areias/zaproxy,psiinon/zaproxy,thamizarasu/zaproxy,mabdi/zaproxy,gmaran23/zaproxy,thc202/zaproxy,lightsey/zaproxy,UjuE/zaproxy,Harinus/zaproxy,Ye-Yong-Chi/zaproxy,Ye-Yong-Chi/zaproxy,urgupluoglu/zaproxy,JordanGS/zaproxy,jorik041/zaproxy,Ali-Razmjoo/zaproxy,efdutra/zaproxy,Harinus/zaproxy,MD14/zaproxy,NVolcz/zaproxy,zapbot/zaproxy,pdehaan/zaproxy,Harinus/zaproxy,mabdi/zaproxy,0xkasun/zaproxy,rajiv65/zaproxy,mustafa421/zaproxy,gsavastano/zaproxy,lightsey/zaproxy,urgupluoglu/zaproxy,cassiodeveloper/zaproxy,mabdi/zaproxy,gmaran23/zaproxy,ozzyjohnson/zaproxy,DJMIN/zaproxy,thamizarasu/zaproxy,JordanGS/zaproxy,0xkasun/zaproxy,Ali-Razmjoo/zaproxy,lightsey/zaproxy,veggiespam/zaproxy,profjrr/zaproxy,tjackiw/zaproxy,ozzyjohnson/zaproxy,thc202/zaproxy,MD14/zaproxy,ozzyjohnson/zaproxy,rajiv65/zaproxy,Harinus/zaproxy,surikato/zaproxy,pdehaan/zaproxy,gsavastano/zaproxy,Ali-Razmjoo/zaproxy,Ali-Razmjoo/zaproxy,DJMIN/zaproxy,zapbot/zaproxy,thc202/zaproxy,mabdi/zaproxy,Ye-Yong-Chi/zaproxy,meitar/zaproxy,pdehaan/zaproxy,urgupluoglu/zaproxy,meitar/zaproxy,NVolcz/zaproxy,tjackiw/zaproxy,psiinon/zaproxy,mabdi/zaproxy,Harinus/zaproxy,thamizarasu/zaproxy,meitar/zaproxy,mustafa421/zaproxy,DJMIN/zaproxy,kingthorin/zaproxy,tjackiw/zaproxy,rajiv65/zaproxy,jorik041/zaproxy,veggiespam/zaproxy,MD14/zaproxy,efdutra/zaproxy,surikato/zaproxy,gsavastano/zaproxy,MD14/zaproxy,gmaran23/zaproxy,zaproxy/zaproxy,mabdi/zaproxy,tjackiw/zaproxy,lightsey/zaproxy,JordanGS/zaproxy,NVolcz/zaproxy,zapbot/zaproxy,mustafa421/zaproxy,JordanGS/zaproxy,profjrr/zaproxy,kingthorin/zaproxy,mustafa421/zaproxy,pdehaan/zaproxy,NVolcz/zaproxy,NVolcz/zaproxy,surikato/zaproxy,tjackiw/zaproxy,zapbot/zaproxy,efdutra/zaproxy,psiinon/zaproxy,thamizarasu/zaproxy,veggiespam/zaproxy,mabdi/zaproxy,thc202/zaproxy,zapbot/zaproxy,tjackiw/zaproxy,tjackiw/zaproxy,DJMIN/zaproxy,Ye-Yong-Chi/zaproxy,rajiv65/zaproxy,surikato/zaproxy,lightsey/zaproxy,0xkasun/zaproxy,DJMIN/zaproxy,mario-areias/zaproxy,rajiv65/zaproxy,0xkasun/zaproxy,JordanGS/zaproxy,MD14/zaproxy,psiinon/zaproxy,mustafa421/zaproxy,jorik041/zaproxy,gmaran23/zaproxy,veggiespam/zaproxy,meitar/zaproxy,JordanGS/zaproxy,surikato/zaproxy,gmaran23/zaproxy,jorik041/zaproxy,gsavastano/zaproxy,zapbot/zaproxy,JordanGS/zaproxy,zaproxy/zaproxy,lightsey/zaproxy,cassiodeveloper/zaproxy,veggiespam/zaproxy,0xkasun/zaproxy,pdehaan/zaproxy,profjrr/zaproxy,UjuE/zaproxy,efdutra/zaproxy,cassiodeveloper/zaproxy,NVolcz/zaproxy,thamizarasu/zaproxy,jorik041/zaproxy,zaproxy/zaproxy,UjuE/zaproxy,rajiv65/zaproxy,cassiodeveloper/zaproxy,NVolcz/zaproxy,kingthorin/zaproxy,thamizarasu/zaproxy,UjuE/zaproxy,zaproxy/zaproxy,ozzyjohnson/zaproxy,Harinus/zaproxy,veggiespam/zaproxy,profjrr/zaproxy,mario-areias/zaproxy,gmaran23/zaproxy,profjrr/zaproxy,Ye-Yong-Chi/zaproxy