asciidoctor: ERROR: assembly_collecting-logs-using-chectl.adoc: line 4: level 0 sections can only be used when doctype is book
asciidoctor: WARNING: proc_installing-che-on-openshift-3-using-the-operator-and-ssl.adoc: line 38: unterminated listing block
asciidoctor: ERROR: assembly_modifying-the-registries.adoc: line 13: include file not found: /che-docs/pages/che-7/administration-guide/proc_adding-a-new-plug-in.adoc
asciidoctor: ERROR: assembly_modifying-the-registries.adoc: line 15: include file not found: /che-docs/pages/che-7/administration-guide/proc_adding-a-new-devfile.adoc
asciidoctor: WARNING: ref_grafana-dashboards-for-che.adoc: line 116: section title out of sequence: expected level 2, got level 3
asciidoctor: WARNING: proc_installing-che-on-openshift-3-using-the-operator-and-ssl.adoc: line 38: unterminated listing block
asciidoctor: WARNING: ref_grafana-dashboards-for-che.adoc: line 116: section title out of sequence: expected level 1, got level 2