fixed small bugs in compilation of the 3 examples with meshing tools MshGlacier

git-svn-id: svn+ssh://svn.code.sf.net/p/elmerfem/code/trunk@6817 04224531-1f84-46d8-96ce-875b9e37dce3
Add explanation about compilation in the examples: MshGlacier,MshGlacierDEM, and MshGlacierSynthetic

git-svn-id: svn+ssh://svn.code.sf.net/p/elmerfem/code/trunk@6818 04224531-1f84-46d8-96ce-875b9e37dce3
Fixed a small error in output string in SolveWithLinearRestriction.


git-svn-id: svn+ssh://svn.code.sf.net/p/elmerfem/code/trunk@6819 04224531-1f84-46d8-96ce-875b9e37dce3
Eliminated the use of XOR function as it was not properly available in all environments. 


git-svn-id: svn+ssh://svn.code.sf.net/p/elmerfem/code/trunk@6820 04224531-1f84-46d8-96ce-875b9e37dce3
added some missing keywords


git-svn-id: svn+ssh://svn.code.sf.net/p/elmerfem/code/trunk@6821 04224531-1f84-46d8-96ce-875b9e37dce3
Merge branch 'svnsync'
Merge branch 'master' into devel
cmake: Set ElmerGUI rpath to ${ELMERSOLVER_RPATH_STRING} if such variable exists
Added README.txt