new features: data reduction, angle scan panel

- new data reduction interface for more efficient multi-peak fitting.
  the new interface breaks compatibility with pre-2.0 data reduction
  functions. user-defined functions must be adapted to the new
  interface.
- new angle scan processing panel for interactive data analysis.

doc/html/search/namespaces_0.js

@@ -1,5 +1,6 @@
 var searchData=
 [
+  ['pearlanglescanpanel',['PearlAnglescanPanel',['../namespace_pearl_anglescan_panel.html',1,'']]],
   ['pearlanglescanprocess',['PearlAnglescanProcess',['../namespace_pearl_anglescan_process.html',1,'']]],
   ['pearlareadisplay',['PearlAreaDisplay',['../namespace_pearl_area_display.html',1,'']]],
   ['pearlareaimport',['PearlAreaImport',['../namespace_pearl_area_import.html',1,'']]],
@@ -7,6 +8,7 @@ var searchData=
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   ['pearldataexplorer',['PearlDataExplorer',['../namespace_pearl_data_explorer.html',1,'']]],
   ['pearlelog',['PearlElog',['../namespace_pearl_elog.html',1,'']]],
+  ['pearlfitfuncs',['PearlFitFuncs',['../namespace_pearl_fit_funcs.html',1,'']]],
   ['pearlmatriximport',['PearlMatrixImport',['../namespace_pearl_matrix_import.html',1,'']]],
   ['pearlpshellimport',['PearlPShellImport',['../namespace_pearl_p_shell_import.html',1,'']]],
   ['pearlscientapreprocess',['PearlScientaPreprocess',['../namespace_pearl_scienta_preprocess.html',1,'']]]