Fix bfGetReader for empty input

Convert isFake into anonymous function which is only called if an input
argument is supplied.

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
Improve fake file detection

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
Refactor bfGetReader input check

- First check for fake string
- Check for file existence using fileattrib()
- Remove unnecessary nargin==0 check

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
Precise condition of lurawavelicense check

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
do not insert acquisition dates by default unless from metadata
Merge pull request #1237 from sbesson/rebased/develop/maven_pluginRepository

Prepend Maven central in the pluginRepositories block (rebased onto develop)
merge develop -D org: PR 983 (Woolz: make sure the service is initialized when calling openBytes (rebased onto develop))
merge develop -D org: PR 1154 (Leica: prevent exception when linking EmissionFilter)
merge develop -D org: PR 1225 (Fix bfGetReader for empty input (rebased onto develop))
merge develop -D org: PR 1229 (Final .nd2 fixes for 5.0.3 (rebased onto develop))
merge develop -D org: PR 1235 (do not insert acquisition dates by default unless from metadata)
merge develop -D org

Repository: openmicroscopy/bioformats
Excluded PRs:
  # PR 1015 qidane 'Messy binary' (exclude comment)
  # PR 1204 rleigh-dundee 'cpp: Add PixelBuffer<> and VariantPixelBuffer' (exclude comment)
  # PR 978 berl 'Add writing of .v3draw format for easy loading with Vaa3D.' (user: berl)
  # PR 1177 rleigh-dundee 'specification: Add metadata for HDF5 embedding' (exclude comment)
  # PR 857 melissalinkert 'Initial support for Zeiss .lms files' (label: exclude)
  # PR 1141 LeeKamentsky 'Reader for Amaris FlowSight .cif format' (label: exclude)
  # PR 1232 csachs 'Use chunkmap for Nikon ND2 files to speed up processing' (user: csachs)
  # PR 1136 melissalinkert 'Add initial support for reading BinaryOnly OME-TIFF datasets (rebased onto develop)' (label: exclude)
  # PR 816 melissalinkert 'Add support for multi-channel Volocity Clipping datasets' (label: exclude)
  # PR 1161 sommerc 'Initial CellH5 Reader class' (user: sommerc)
  # PR 858 melissalinkert 'Initial support for Veeco AFM data' (label: exclude)
  # PR 1054 qidane 'Additional annotation points throughout the model' (exclude comment)
Updating 0177a57..fd9850d
Merged PRs (fast-forward):
  # PR 1237 sbesson 'Prepend Maven central in the pluginRepositories block (rebased onto develop)'

Merged PRs:
  # PR 983 melissalinkert 'Woolz: make sure the service is initialized when calling openBytes (rebased onto develop)'
  # PR 1154 melissalinkert 'Leica: prevent exception when linking EmissionFilter'
  # PR 1225 sbesson 'Fix bfGetReader for empty input (rebased onto develop)'
  # PR 1229 melissalinkert 'Final .nd2 fixes for 5.0.3 (rebased onto develop)'
  # PR 1235 mtbc 'do not insert acquisition dates by default unless from metadata'

Generated by OME-5.1-merge-push#356 (http://ci.openmicroscopy.org/job/OME-5.1-merge-push/356/)