Addition of StrippingLb2V0pp

Addition of StrippingLb2V0pp stripping line. I have developed this stripping line to be included in all restripping campaigns, included this one. I have commited the line file and StrippingLb2V0pp.py and added configurator name in init file. I have tested the line using configuration stated at https://its.cern.ch/jira/browse/LBOPG-106, results are:

StrippingReport INFO Event 100000, Good event 100000 | Decision name|Rate,%|Accepted| Mult|ms/evt| |StrippingGlobal | 0.5740| 574| | 14.025| |StrippingSequenceStreamBhadron | 0.5740| 574| | 14.001| |!StrippingLb2V0pDDLine | 0.0890| 89| 1.045| 9.483| |!StrippingLb2V0pLLLine | 0.0330| 33| 1.061| 1.144| |!StrippingLb2V0pLDLine | 0.0050| 5| 1.200| 0.613| |!StrippingLb2V0ppDDLine | 0.2300| 230| 1.187| 0.100| |!StrippingLb2V0ppLLLine | 0.0410| 41| 1.171| 0.064| |!StrippingLb2V0ppLDLine | 0.0050| 5| 1.200| 0.064| |!StrippingLb2V0ppDDSSLine | 0.2020| 202| 1.183| 0.087| |!StrippingLb2V0ppLLSSLine | 0.0430| 43| 1.186| 0.061| |!StrippingLb2V0ppLDSSLine | 0.0000| 0| 0.000| 0.056| |!StrippingLb2V0pDDLine_TIMING | 0.0890| 89| 1.045| 0.071| |!StrippingLb2V0pLLLine_TIMING | 0.0330| 33| 1.061| 0.054| |!StrippingLb2V0pLDLine_TIMING | 0.0050| 5| 1.200| 0.053| |!StrippingLb2V0ppDDLine_TIMING | 0.2300| 230| 1.187| 0.076| |!StrippingLb2V0ppLLLine_TIMING | 0.0410| 41| 1.171| 0.054| |!StrippingLb2V0ppLDLine_TIMING | 0.0050| 5| 1.200| 0.054| |!StrippingLb2V0ppDDSSLine_TIMING | 0.2020| 202| 1.183| 0.073| |!StrippingLb2V0ppLLSSLine_TIMING | 0.0430| 43| 1.186| 0.056| |!StrippingLb2V0ppLDSSLine_TIMING | 0.0000| 0| 0.000| 0.053|