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20XXXXXX Version 1.0 released

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This is the first stable release of LEMON. Compared to the 0.x

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release series, it features a considerably smaller but more

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matured set of tools. The API has also completely revised and

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changed in several places.

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* The major name changes compared to the 0.x series

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* Graph > Digraph, UGraph > Graph

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* Edge > Arc, UEdge > Edge

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* source(UEdge)/target(UEdge) > u(Edge)/v(Edge)

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* Other improvements

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* Better documentation

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* Reviewed and cleaned up codebase

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* CMake based build system (along with the autotools based one)

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* Contents of the library (ported from 0.x)

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* Algorithms

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* breadthfirst search (bfs.h)

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* depthfirst search (dfs.h)

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* Dijkstra's algorithm (dijkstra.h)

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* Kruskal's algorithm (kruskal.h)

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* Data structures

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* graph data structures (list_graph.h, smart_graph.h)

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* path data structures (path.h)

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* binary heap data structure (bin_heap.h)

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* unionfind data structures (unionfind.h)

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* miscellaneous property maps (maps.h)

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* two dimensional vector and bounding box (dim2.h)

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* Concepts

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* graph structure concepts (concepts/digraph.h, concepts/graph.h,

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concepts/graph_components.h)

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* concepts for other structures (concepts/heap.h, concepts/maps.h,

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concepts/path.h)

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* Tools

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* Mersenne twister random number generator (random.h)

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* tools for measuring cpu and wall clock time (time_measure.h)

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* tools for counting steps and events (counter.h)

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* tool for parsing command line arguments (arg_parser.h)

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* tool for visualizing graphs (graph_to_eps.h)

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* tools for reading and writing data in LEMON Graph Format

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(lgf_reader.h, lgf_writer.h)

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* tools to handle the anomalies of calculations with

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floating point numbers (tolerance.h)

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* tools to manage RGB colors (color.h)

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* Infrastructure

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* extended assertion handling (assert.h)

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* exception classes and error handling (error.h)

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* concept checking (concept_check.h)

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* commonly used mathematical constants (math.h)
