Description of problem:
There are errors and warning in rpmlint check of rhscon-core package.

Version-Release number of selected component (if applicable):
rhscon-core-0.0.1-1.el7.x86_64.rpm

How reproducible:
100%

Steps to Reproduce:
1. rpmlint -i rhscon-core-0.0.1-1.el7.x86_64.rpm

Actual results:
6 errors, 10 warnings.

Expected results:
No errors. No warnings if it is possible.

Additional info:
$ rpmlint -i rhscon-core-0.0.1-1.el7.x86_64.rpm
rhscon-core.x86_64: W: non-standard-group Applications/Storage
The value of the Group tag in the package is not valid.  Valid groups are:
"Amusements/Games", "Amusements/Graphics", "Applications/Archiving",
"Applications/Communications", "Applications/Databases",
"Applications/Editors", "Applications/Emulators", "Applications/Engineering",
"Applications/File", "Applications/Internet", "Applications/Multimedia",
"Applications/Productivity", "Applications/Publishing", "Applications/System",
"Applications/Text", "Development/Debug", "Development/Debuggers",
"Development/Languages", "Development/Libraries", "Development/System",
"Development/Tools", "Documentation", "System Environment/Base", "System
Environment/Daemons", "System Environment/Kernel", "System
Environment/Libraries", "System Environment/Shells", "Unspecified", "User
Interface/Desktops", "User Interface/X", "User Interface/X Hardware Support".

rhscon-core.x86_64: W: no-version-in-last-changelog
The latest changelog entry doesn't contain a version. Please insert the
version that is coherent with the version of the package and rebuild it.

rhscon-core.x86_64: W: invalid-license Apache-2.0
The value of the License tag was not recognized.  Known values are: "AAL",
"Abstyles", "Adobe", "ADSL", "AFL", "Afmparse", "AGPLv1", "AGPLv3", "AGPLv3
with exceptions", "AMDPLPA", "AML", "AMPAS BSD", "APAFML", "APSL 2.0", "APSL
2.0+", "ARL", "Artistic 2.0", "Artistic clarified", "ASL 1.0", "ASL 1.0+",
"ASL 1.1", "ASL 1.1+", "ASL 2.0", "ASL 2.0+", "Bahyph", "Barr", "Beerware",
"BeOpen", "Bibtex", "BitTorrent", "Boost", "Borceux", "BSD", "BSD Protection",
"BSD with advertising", "BSD with attribution", "CATOSL", "CC0", "CeCILL",
"CeCILL-B", "CeCILL-C", "CDDL", "CNRI", "Condor", "Copyright only", "CPAL",
"CPL", "Crossword", "Crystal Stacker", "Cube", "diffmark", "DOC", "Dotseqn",
"DSDP", "dvipdfm", "ECL 1.0", "ECL 2.0", "eCos", "EFL 2.0", "EFL 2.0+",
"eGenix", "Entessa", "EPL", "ERPL", "EU Datagrid", "EUPL 1.1", "Eurosym",
"Fair", "FSFUL", "FSFULLR", "FTL", "Giftware", "GL2PS", "Glide", "Glulxe",
"gnuplot", "GPL+", "GPL+ or Artistic", "GPL+ with exceptions", "GPLv1", "GPLv2
or Artistic", "GPLv2+ or Artistic", "GPLv2", "GPLv2 with exceptions",
"GPLv2+", "GPLv2+ with exceptions", "GPLv3", "GPLv3 with exceptions",
"GPLv3+", "GPLv3+ with exceptions", "HaskellReport", "IBM", "IJG",
"ImageMagick", "iMatix", "Imlib2", "Intel ACPI", "Interbase", "ISC", "Jabber",
"JasPer", "JPython", "Julius", "Knuth", "Latex2e", "LBNL BSD", "Leptonica",
"LGPLv2", "LGPLv2 with exceptions", "LGPLv2+", "LGPLv2+ or Artistic", "LGPLv2+
with exceptions", "LGPLv3", "LGPLv3 with exceptions", "LGPLv3+", "LGPLv3+ with
exceptions", "Lhcyr", "libtiff", "LLGPL", "Logica", "LPL", "LPPL",
"MakeIndex", "mecab-ipadic", "midnight", "MirOS", "MIT", "MITNFA", "MIT with
advertising", "mod_macro", "Motosoto", "MPLv1.0", "MPLv1.0+", "MPLv1.1",
"MPLv1.1+", "MPLv2.0", "MS-PL", "MS-RL", "MTLL", "Mup", "Naumen", "NCSA",
"NetCDF", "Netscape", "Newmat", "Newsletr", "NGPL", "NLPL", "Nokia", "NOSL",
"Noweb", "OML", "OpenLDAP", "OpenPBS", "OpenSSL", "OReilly", "OSL 1.0", "OSL
1.0+", "OSL 1.1", "OSL 1.1+", "OSL 2.0", "OSL 2.0+", "OSL 2.1", "OSL 2.1+",
"OSL 3.0", "OSL 3.0+", "Par", "Phorum", "PHP", "PlainTeX", "Plexus",
"PostgreSQL", "psfrag", "psutils", "Public Domain", "Python", "Qhull", "QPL",
"Rdisc", "RiceBSD", "Romio", "RPSL", "Rsfs", "Ruby", "Saxpath", "SCEA",
"SCRIP", "Sendmail", "Sleepycat", "SISSL", "SLIB", "SNIA", "softSurfer",
"SPL", "STMPL", "SWL", "TCL", "Teeworlds", "Threeparttable", "TMate",
"TORQUEv1.1", "TOSL", "TPL", "UCD", "Vim", "VNLSL", "VOSTROM", "VSL", "W3C",
"Webmin", "Wsuipa", "WTFPL", "wxWidgets", "Xerox", "xinetd", "xpp", "XSkat",
"YPLv1.1", "Zed", "Zend", "zlib", "zlib with acknowledgement", "ZPLv1.0",
"ZPLv1.0+", "ZPLv2.0", "ZPLv2.0+", "ZPLv2.1", "ZPLv2.1+", "CDL", "FBSDDL",
"GFDL", "IEEE", "LDPL", "OFSFDL", "Open Publication", "Public Use",
"Verbatim", "CC-BY", "CC-BY-ND", "CC-BY-SA", "DMTF", "DSL", "EFML", "Free
Art", "GeoGratis", "Green OpenMusic", "OAL", "AMS", "Arphic", "Baekmuk",
"Bitstream Vera", "DoubleStroke", "Hershey", "IPA", "Liberation", "Lucida",
"MgOpen", "mplus", "OFL", "PTFL", "STIX", "Utopia", "Wadalab", "XANO",
"Redistributable, no modification permitted", "Freely redistributable without
restriction".

rhscon-core.x86_64: W: invalid-url URL github.com/skyrings/skyring
The value should be a valid, public HTTP, HTTPS, or FTP URL.

rhscon-core.x86_64: W: no-documentation
The package contains no documentation (README, doc, etc). You have to include
documentation files.

rhscon-core.x86_64: E: script-without-shebang /usr/lib/python2.7/site-packages/skyring/__init__.py
This text file has executable bits set or is located in a path dedicated for
executables, but lacks a shebang and cannot thus be executed.  If the file is
meant to be an executable script, add the shebang, otherwise remove the
executable bits or move the file elsewhere.

rhscon-core.x86_64: E: wrong-script-interpreter /srv/salt/push_event.sls py
This script uses an incorrect interpreter.

rhscon-core.x86_64: E: script-without-shebang /etc/salt/master.d/skyring.conf
This text file has executable bits set or is located in a path dedicated for
executables, but lacks a shebang and cannot thus be executed.  If the file is
meant to be an executable script, add the shebang, otherwise remove the
executable bits or move the file elsewhere.

rhscon-core.x86_64: E: script-without-shebang /etc/skyring/skyring.conf
This text file has executable bits set or is located in a path dedicated for
executables, but lacks a shebang and cannot thus be executed.  If the file is
meant to be an executable script, add the shebang, otherwise remove the
executable bits or move the file elsewhere.

rhscon-core.x86_64: E: script-without-shebang /usr/lib/python2.7/site-packages/skyring/saltwrapper.py
This text file has executable bits set or is located in a path dedicated for
executables, but lacks a shebang and cannot thus be executed.  If the file is
meant to be an executable script, add the shebang, otherwise remove the
executable bits or move the file elsewhere.

rhscon-core.x86_64: E: script-without-shebang /etc/skyring/authentication.conf
This text file has executable bits set or is located in a path dedicated for
executables, but lacks a shebang and cannot thus be executed.  If the file is
meant to be an executable script, add the shebang, otherwise remove the
executable bits or move the file elsewhere.

rhscon-core.x86_64: W: log-files-without-logrotate /var/log/skyring
This package contains files in /var/log/ without adding logrotate
configuration for them.

rhscon-core.x86_64: W: no-manual-page-for-binary skyring-setup.sh
Each executable in standard binary directories should have a man page.

rhscon-core.x86_64: W: no-manual-page-for-binary skyring
Each executable in standard binary directories should have a man page.

rhscon-core.x86_64: W: empty-%post
rhscon-core.x86_64: W: empty-%preun
1 packages and 0 specfiles checked; 6 errors, 10 warnings.