more general handling of graphics configurations, to increase chance of proper positioning of tooltips in multi-screen environment; more tooltip options via Rendering;

prefer more official getMenuShortcutKeyMask, in deviation to traditional jEdit technique;

maintain subtree_elements for improved performance of cumulate operator;

more formal class Markup_Tree.Elements;

tuned command line;

merged

unified layout of defs

tuned;

clarified build_dialog command line;

explicit text_fold markup, which is used by default in Pretty.chunks/chunks2;

updated README;

fold main goal;

fold handling within Pretty_Text_Area, based on formal document content, which is static here; fold subgoals;

tuned signature;

tuned;

tuned error dialog;

init gutter according to view properties, which improves symmetry of windows and allows use of folds etc;

more subgoal markup information, which is potentially useful to manage proof state output;

merged

contribution by A. Colgio

merged

renamed "emb" to "list_hembeq"; make "list_hembeq" reflexive independent of the base order; renamed "sub" to "sublisteq"; dropped "transp_on" (state transitivity explicitly instead); no need to hide "sub" after renaming; replaced some ASCII symbols by proper Isabelle symbols; NEWS

actually request heap image in initial up-to-date check;

clarified "isabelle options" command line, to make it more close to "isabelle components";

updated some headers;

clarified README;

more formal components_checksum tool;

just one Admin/components/ directory;

Remove the indexed basis from the definition of euclidean spaces and only use the set of Basis vectors

NEWS