[[Imported from SVN: r4411]]

[[Imported from SVN: r4410]]

THis fixes Flyspray bug #118.

[[Imported from SVN: r4409]]

[[Imported from SVN: r4408]]

[[Imported from SVN: r4407]]

[[Imported from SVN: r4406]]

[[Imported from SVN: r4405]]

Does nothing in Olivers classes yet.

[[Imported from SVN: r4404]]

This is needed to assemble the transfer operator (remember the SKIP
flags in UG?)

[[Imported from SVN: r4403]]

[[Imported from SVN: r4402]]

[[Imported from SVN: r4401]]

[[Imported from SVN: r4400]]

[[Imported from SVN: r4399]]

[[Imported from SVN: r4398]]

[[Imported from SVN: r4397]]

[[Imported from SVN: r4396]]

[[Imported from SVN: r4395]]

[[Imported from SVN: r4394]]

[[Imported from SVN: r4393]]

There are two versions of each of the methods addCellData/addVertexData
1) From a vector container of appropriate size
2) From a VTKFunction object that allows local evaluation
   => The P0Function and P1Function define adapters to VTKFunctions
   In Fact, any GridFunction can be wrapped up as an argument

[[Imported from SVN: r4392]]

[[Imported from SVN: r4391]]

[[Imported from SVN: r4390]]

[[Imported from SVN: r4389]]

[[Imported from SVN: r4388]]

[[Imported from SVN: r4387]]

[[Imported from SVN: r4386]]

[[Imported from SVN: r4385]]

[[Imported from SVN: r4384]]

[[Imported from SVN: r4383]]

[[Imported from SVN: r4382]]

[[Imported from SVN: r4381]]

[[Imported from SVN: r4380]]

[[Imported from SVN: r4379]]

[[Imported from SVN: r4378]]

[[Imported from SVN: r4377]]

[[Imported from SVN: r4376]]

[[Imported from SVN: r4375]]

[[Imported from SVN: r4374]]

processes). More testing tomorrow.

For the coarse solver the right hand side has to be consitent
everywhere. Fixed the code to do this.

[[Imported from SVN: r4373]]

[[Imported from SVN: r4372]]