Remove unneeded typedef

docstring is already defined in strfwd.h (which is included from docstring.h).
There are only two possible cases:
Either the typedef in docstring.h defines an identical type (then it is not
needed), or it defines a different type (then it generates a compilation error)
=> it is not needed.
IEEEtran templates: fix language package
IEEEtran templates: fix language package

according to the IEEE writing guidelines one must not use babel otherwise one would violate the caption formatting rule
This fixes bug #9350.
tex2lyx/text.cpp: bring back a comment as discussed