glue.cis: new module with query engine for CIS

    - cis.query('mychannel') returns entries from Channel Information
      System matching that string in the name
    - leverages glue.auth.request_ligodotorg SAML engine
Fix bug in computing 50%, 90% confidence areas
LALDetChar: make XLALAddGSeqSnglBurst return pointer to added trigger, and use it to speed up insertion of triggers into GSequence
Merge branch 'master' of ligo-vcs.phys.uwm.edu:/usr/local/git/lalsuite
LALDetCharHveto.c: prevent integer overflow when n_h*n_aux goes over 2 billion
pylal_summary_page: add use percentage and channel name to hveto result page
lal.utils.series: bug fix in numpy type matching
lalframe.frread: python wrapper to LALFrame input

    - provides user-friendly frame-reader for multiple input types
added long-wavelength limit versions of strain injection routines
Fix a typo in LALInferenceInitCBC command line check: "--diable-spin"
pylal.plotutils: fix bug in empty scatter plot

    - plot point (1,1,1) with visible=False when data set is empty
Update .gitignores
Doxygen: upgrade configuration files to v1.8.1.2
Doxygen: change all equation \labels to \tags
Doxygen: remove doxy-html-eqns package
Doxygen: sort bibliography
Doxygen: remove LaTeX-specific commands which no longer work
Doxygen: reformat comments as box comments, clean up whitespace
Doxygen: replace custom headers with Doxygen/Markdown headers
pylal_summary_page: make hveto plots by rounds, only a simple coincidence plot available for now