fix StrToBoolDef

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branch : trunks
fix parsing of /< in pure XPath (worked in Xquery)

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branch : trunks
XQTS3: correctly serialize mixed node/value sequences for assert-xml test

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branch : trunks
changed partial matching in template matching error: do not calculate immediately and store in exception, instead store sender in exception and have the library user call debugMatchings explicitely; add option to remove text and non-included attributes from the output; put html on the left and template on the right side, because otherwise the indentation requires so many spaces that it causes an outofmemory error on Android

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branch : trunks
XQTS3: correctly compare strings when normalize-space is set (+3 p ass)

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branch : trunks
fix strtobigdecimal for numbers starting with '+', additional tests

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branch : trunks
fix round-half-to-even for negative integers, reduce rounding errors for floats, tests

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branch : trunks
use my own single to string conversion function instead fpc's to avoid rounding error in 12345.6

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branch : trunks
treat parentelement in context as implicit singleton in fn:last and position

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branch : trunks