Generalize some constructors.


git-svn-id: https://fricas.svn.sourceforge.net/svnroot/fricas/trunk@1792 b0c55286-4f34-0410-a049-a1e7e93b0762
Fix handling of dummy variables in CLINDEP


git-svn-id: https://fricas.svn.sourceforge.net/svnroot/fricas/trunk@1793 b0c55286-4f34-0410-a049-a1e7e93b0762
Fix integration of unevaluagted derivatives.


git-svn-id: https://fricas.svn.sourceforge.net/svnroot/fricas/trunk@1794 b0c55286-4f34-0410-a049-a1e7e93b0762
Change interface to CLINDEP


git-svn-id: https://fricas.svn.sourceforge.net/svnroot/fricas/trunk@1795 b0c55286-4f34-0410-a049-a1e7e93b0762
Documentation fixes.


git-svn-id: https://fricas.svn.sourceforge.net/svnroot/fricas/trunk@1796 b0c55286-4f34-0410-a049-a1e7e93b0762