[INFRA] Auto adjust table fences before PDF conversion

.circleci/config.yml

@@ -42,10 +42,13 @@ jobs:
   build_docs_pdf:
     working_directory: ~/bids-specification/pdf_build_src
     docker:
-      - image: danteev/texlive:TL2017
+      - image: danteev/texlive:latest
     steps:
       - checkout:
           path: ~/bids-specification
+      - run:
+          command: |
+            pip3 install numpy
       - run:
           name: generate pdf version docs
           command: sh build_pdf.sh

pdf_build_src/pandoc_script.py

@@ -4,8 +4,7 @@
 """
 import os
 import subprocess
-
-
+
 def build_pdf(filename):
     """Construct command with required pandoc flags and run using subprocess.
 
@@ -40,4 +39,4 @@ def build_pdf(filename):
 
 
 if __name__ == "__main__":
-    build_pdf('bids-spec.pdf')
+    build_pdf('bids-spec.pdf')