Massive component rename
Replace px:dtbook-to-zedai.store by px:fileset-store
Replace px:dtbook-store by px:fileset-store
Replace px:dtbook-fileset by px:dtbook-load
Rename dtbook-utils library
Move conversion steps to libraries
Replace px:html-store with px:fileset-store
html-to-epub3: documentation and media-type for the metadata port
Merge pull request #30 from daisy-consortium/html-to-epub3-metadata-port-documentation

html-to-epub3: documentation and media-type for the metadata port
dtbook-to-html: changed from html-store to fileset-store
Rename some XSLT components
Merge pull request #29 from daisy-consortium/renaming

Renaming