parallelMap 1.1

• Package in general much more stable now
• parallelLibrary was improved a lot
• better / more configurable info messages on console
• BatchJobs mode: working directory for slave jobs is the current working dir on the master,
  not the storage.dir
• BatchJobs mode: errors are thrown, if jobs expire
• parallelMap/Lapply/Sapply: impute.error option
• removed autostart option for stability

new functions

• parallelSource
• parallelExport