Merge pull request #1855 from kamalsaleh/opposite

CAP: Few adjustments in opposite categories for Julia

Merge pull request #1851 from kamalsaleh/master

Make linear closure constructor accept filters

Merge pull request #1854 from kamalsaleh/comment_for_julia

FreydCategoriesForCAP: comment out LaTeXOutput for Julia

Merge pull request #1853 from kamalsaleh/display_strings

Add DisplayString for rows, cols and (Co)Freyd

Merge pull request #1852 from kamalsaleh/initial_category

Add FinalizeCategory option to InitialCategory

Merge pull request #1853 from kamalsaleh/display_strings

Add DisplayString for rows, cols and (Co)Freyd

Merge pull request #1850 from mohamed-barakat/IteratedListOfActions

d&i IteratedListOfActions

Merge pull request #1850 from mohamed-barakat/IteratedListOfActions

d&i IteratedListOfActions

Merge pull request #1849 from mohamed-barakat/Iterated

Revert "Generalized the type of the 3- and 4-argument version of Iterated

Merge pull request #1849 from mohamed-barakat/Iterated

Revert "Generalized the type of the 3- and 4-argument version of Iterated