* Added new params:   -k to keep temporary files. Current default option is to remove them after they have been used.   -s summarize annotation results in single csv file with summarize_annovar.pl * some more documentation as comments inside the perl file added * help text updated with new params * url to download new versions of annovar added,  * examples of commands to download annotation db added as comments
* Added new params:
  -k to keep temporary files. Current default option is to remove them after they have been used.
  -s summarize annotation results in single csv file with summarize_annovar.pl
* some more documentation as comments inside the perl file added
* help text updated with new params
* url to download new versions of annovar added, 
* examples of commands to download annotation db added as comments

Former-commit-id: e676a82be3fa36e7fb3c4feaa167243c71eacb45
xavidp/bpeva