Moving a bunch of inline and vertical-align related
tests into the better, more appropriate linebox/
folder; their associated reference files and
possibly support image have also been moved
or copied or their linkage updated.

--HG--
rename : css21/inline-formatting-context-010b.xht => css21/linebox/inline-formatting-context-010b.xht
rename : css21/inline-formatting-context-010c.xht => css21/linebox/inline-formatting-context-010c.xht
rename : css21/inline-formatting-context-010d.xht => css21/linebox/inline-formatting-context-010d.xht
rename : css21/support/ruler-v-100px-200px.png => css21/linebox/support/ruler-v-100px-200px.png
rename : css21/reference/vertical-align-117a-ref.xht => css21/linebox/vertical-align-117a-ref.xht
rename : css21/vertical-align-117a.xht => css21/linebox/vertical-align-117a.xht
rename : css21/reference/vertical-align-118a-ref.xht => css21/linebox/vertical-align-118a-ref.xht
rename : css21/vertical-align-118a.xht => css21/linebox/vertical-align-118a.xht
rename : css21/reference/vertical-align-baseline-004a-ref.xht => css21/linebox/vertical-align-baseline-004a-ref.xht
rename : css21/vertical-align-baseline-004a.xht => css21/linebox/vertical-align-baseline-004a.xht
rename : css21/vertical-align-baseline-005a.xht => css21/linebox/vertical-align-baseline-005a.xht
rename : css21/vertical-align-baseline-006a.xht => css21/linebox/vertical-align-baseline-006a.xht