Context 2005.07.21

From ConTeXt wiki

tex.rb:

• problem discovery logic reversed ("if ok" instead of "unless problems")

context.tex:

• context version 2005.07.21

core-des.tex:

• allow redefinition of inbetween when location=top (bugfix)
• change number fetching (bugfix)

core-mis.tex:

• adapted definition of \unknown and \periods

core-sys.tex:

• extra argument for internal macro \installexpander (bugfix)

supp-pdf.tex:

• new macro \cleanupMPconcat (bugfix)

unic-032.tex:

• use \periods instead of \textellipsis for U+2026

xtag-ini.tex:

• use \scantokens instead of \enableXML for \XMLstr