Create dev branch

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Add ModuleName and ModuleNameCache

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Rename SymbolEntry.Id to LocalId, fix references in PrexoniteTests. Prexonite not compiling!

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continue refactoring (still not compiling)

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continue refactoring (still not compiling)

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Merge with r1.2.3, adding documentation to PartialCallWrapper

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continue refactoring (still not compiling); Parser left

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continue refactoring (still not compiling); 21 errors in parser left

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continue refactoring; compiled again; test suite fails

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Core of automated tests (excluding psr) pass

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Fixed most of ast.pxs

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macro.pxs compiles again

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Switch version number to v1.2.9

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Start fixing failing unit tests in macro.test.pxs

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macro.test.pxs passes

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Update prop.pxs and pattern.pxs to conform to the new API

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Add variable declaration into live code

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Make variable declarations accessible via PVariables.
Make MetaTable abstract (to allow for proxies, cows and testing)

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Make initialization independet of context (it actually was already)

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Application backed by module, linking of applications.

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branch : dev