Refactor seed PDF download
Refactor seed PDF download

Use system() instead of backticks.

Extract some functions with descriptive names.

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