* add warmup documentation - #188
* warn when relinking build directory
* add warmup documentation - #188
* warn when relinking build directory
* Renamed warmup to loadIndexesInMemory which is a better name for the current implementation of this feature.
* Adapted WebUI to state 'load indexes in memory' instead of 'warmup'
* Added loadIndexesInMemory documentation.
* Renamed loadIndexesInMemory => loadIndexesIntoMemory