Edits pdf rake task, dependency installation
Edits pdf rake task, dependency installation

Had to run rake pull_pdfs before the seed_pdfs task
Was required to run apt-get install pdftk as root

MetricMike/districthousing,dmjurg/districthousing,adelevie/districthousing,jrunningen/districthousing,uncompiled/districthousing,lankyfrenchman/dchousing-apps,jrunningen/districthousing,meiao/districthousing,uncompiled/districthousing,MetricMike/districthousing,adelevie/districthousing,codefordc/districthousing,jrunningen/districthousing,dmjurg/districthousing,lankyfrenchman/dchousing-apps,meiao/districthousing,jrunningen/districthousing,uncompiled/districthousing,uncompiled/districthousing,adelevie/districthousing,dmjurg/districthousing,lankyfrenchman/dchousing-apps,MetricMike/districthousing,jrunningen/districthousing,meiao/districthousing,codefordc/districthousing,meiao/districthousing,dclegalhackers/districthousing,dmjurg/districthousing,uncompiled/districthousing,dclegalhackers/districthousing,lankyfrenchman/dchousing-apps,codefordc/districthousing,meiao/districthousing,codefordc/districthousing,dclegalhackers/districthousing,MetricMike/districthousing,codefordc/districthousing,dclegalhackers/districthousing,adelevie/districthousing