Interpret LaTex math inside tables

We have to:

 - Re-enable the extension that parses markdown inside raw html.
 - Flatten the tables, so they are processed as html instead of code
   (see jgm/pandoc#1841).

src/reportengine/report.py

@@ -186,7 +186,7 @@ def report(template, report_style, output_path,
             '-o', str(pandoc_path),
             '-s' ,'-S' ,'--toc',
             #http://stackoverflow.com/questions/39220389/embed-indented-html-in-markdown-with-pandoc
-            '-f', 'markdown-markdown_in_html_blocks+raw_html',
+            '-f', 'markdown+raw_html',
             '--to', 'html5',
             '--css', report_style]
     if pandoc_template:

src/reportengine/table.py

@@ -16,6 +16,7 @@
 @author: Zahari Kassabov
 """
 import logging
+import re
 
 #TODO: Get rid of explicit pandas dependency here?
 import pandas as pd
@@ -46,6 +47,8 @@ def _constructor(self):
     def as_markdown(self):
         with pd.option_context('display.max_colwidth', -1):
             res = self.to_html(escape = False, border=0)
+        #See https://github.com/jgm/pandoc/issues/1841
+        res = re.sub('\n\s+', '\n', res)
         return res