v3.0.0-beta.6: Merge commit tagged.

Details from the corresponding merge commit are included below:
Merge branch 'devel'

Some code rearrangement and a small bug fix in the "-v" option.

v3.0.0-beta.5: Merge commit tagged.

Details from the corresponding merge commit are included below:
Merge branch 'devel'

NAG compiler supported. Fix to reporting of Git Author date and compilation time when running the code. Better PROCAR parsing. Minor fixes to plot task.

v3.0.0-beta.4: Merge commit tagged.

Details from the corresponding merge commit are included below:
Merge branch 'devel'

Better compliance with Fortran standards by testing compilation with the NAG Fortran compiler. This is to achieve better portability. Quantum ESPRESSO interface made optional, in the sense that, if its compilation fails, then BandUP's build system will still attempt to proceed with compilation without support to QE.

v3.0.0-beta.3: Merge commit tagged.

Details from the corresponding merge commit are included below:
Merge branch 'devel'
Some file headers now have only one line to adhere to VASP format. Otherwise, VASP might crash when using files generated in step2. Thanks to Dr Claudio M. Padilha for pointing this out!

v3.0.0-beta.2: Merge commit tagged.

Details from the corresponding merge commit are included below:
Minor format fixes in README.md

v3.0.0-beta.1: Merge commit tagged.

Details from the corresponding merge commit are included below:
Merge branch 'devel'
Now adopting semantic versioning (v2.0.0) (yes, with a prepended "v" -- I'm not entering this discussion). This is done in a semi-automatic way which is explained in the README.md file. This merge also contains a few minor bugfixes, explained in their respective commit messages.

BandUP version 3.0.0-beta

Updated version number to reflect previous modification on the scheme…

… to check if point has been reduced to 1BZ

Update README.md

Fixed a small issue in the plotting tool that could cause it to fail …

…sometimes.