Toc changes:

    <Enter> jump
    <Space> jump and close

    motions added ^j, ^k, J, K
FindAndOpen (reverse search):

    - open in the running server if there is no running server.
reverse_search.py: run vim

    - run vim if there was no running server
atplib: atplib#PyLog

    - helper function used for development.
atplib: atplib#FindAndOpen

    - try to find good server even if b:ListOfFiles was not defined.
:Preamble - editable if ViewPort is installed
Syntax changes in a doc file.
TabCompletion: completion for \RequirePackage

    - treated in the same way as \usepackage
BibSearch: a small enhancment.