Allow having a second installation of the same version without touching the sources

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branch : bgschaid/minorAdditionsBranch
Move the site configuration up so that WM_THIRD_PARTY_DIR can be unset
before it is set

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Add the possibility to inject variables BEFORE WM_PROJECT_DIR is set

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Remove duplicates (probably from rebasing) from .gitignore and add to .hgignore

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Fix strange results when using a zsh

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Make sure that MacPorts never gets to the DYLD_LIBRARY_PATH

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On Mac use different compilers with the same settings if no separate configuration directory is set

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Automated merge with git+ssh://git.code.sf.net/p/openfoam-extend/OpenFOAM-1.6-ext

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Remove extra lines introduced by last merge

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On Mac: asume that we want to use the OpenMPI from MacPorts if it is present and the user doesn't say otherwise

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Make libccmio compile on Mac OS X 10.8

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Make Mesquite compile with different Fortran-compiler if variable
WM_FC is set

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branch : bgschaid/minorAdditionsBranch
MacPorts-specific. Set WM_FC (needed by two ThirdParty-packages)

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Wrong method called (only revealed when compiling swak)

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WM_DIR is not set at that time

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Merge

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BUGFIX: For the diagonal the size of the upper Matrix coefficients was used which led to an 'out of range'-error

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Merge

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branch : bgschaid/minorAdditionsBranch
Add possibility of preset to cshrc

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branch : bgschaid/minorAdditionsBranch
Make sure that WM_PROJECT_VERSION_ADDITION is unset at the start of the script

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branch : bgschaid/minorAdditionsBranch