new data for may2013
clean final and mini version for december 2012
set back dd$salary <- dd$Зарплата.в.месяц

it made salary column (not used in JOBS) failed. Actually we use only column dd$Зарплата.в.месяц for our reports in Jobs
Merge pull request #3 from hash3g/master

Changed clean_data.R to use with new data of May2013