NC14.0.1 & user_external 0.4: "App is not compliant"

[Sanookmakmak]

occ app:check-code user_external

Analysing /var/www/html/apps/user_external/lib/smb.php
 3 errors
    line   45: OCP\Util::writeLog - Method of deprecated class must not be called
    line   56: != - is discouraged
    line   58: OCP\Util::writeLog - Method of deprecated class must not be called
Analysing /var/www/html/apps/user_external/lib/base.php
 8 errors
    line    9: OC_DB - private class must not be imported with a use statement
    line   43: OC_DB - Static method of private class must not be called
    line   58: OC_DB - Static method of private class must not be called
    line   77: OC_DB - Static method of private class must not be called
    line  102: OC_DB - Static method of private class must not be called
    line  139: OC_DB - Static method of private class must not be called
    line  157: OC_DB - Static method of private class must not be called
    line  173: OC_DB - Static method of private class must not be called
Analysing /var/www/html/apps/user_external/lib/webdavauth.php
 3 errors
    line   31: OCP\Util::writeLog - Method of deprecated class must not be called
    line   37: == - is discouraged
    line   38: OCP\Util::writeLog - Method of deprecated class must not be called
Analysing /var/www/html/apps/user_external/lib/imap.php
 6 errors
    line   45: OCP\Util::writeLog - Method of deprecated class must not be called
    line   55: OC_DB - Static method of private class must not be called
    line   69: != - is discouraged
    line   71: == - is discouraged
    line   73: == - is discouraged
    line   73: == - is discouraged
Analysing /var/www/html/apps/user_external/lib/ftp.php
 1 errors
    line   49: OCP\Util::writeLog - Method of deprecated class must not be called
Invalid appinfo.xml file found: Element 'description': This element is not expected. Expected is one of ( name, summary ).

App is not compliant

[violoncelloCH]

fixed with #30