update gitignore for log files and gcc compiled headers
update gitignore for log files and gcc compiled headers

ceefour/atomspace,rTreutlein/atomspace,AmeBel/atomspace,inflector/atomspace,misgeatgit/atomspace,ArvinPan/atomspace,AmeBel/atomspace,AmeBel/atomspace,rTreutlein/atomspace,rTreutlein/atomspace,yantrabuddhi/atomspace,ArvinPan/atomspace,inflector/atomspace,ceefour/atomspace,yantrabuddhi/atomspace,AmeBel/atomspace,yantrabuddhi/atomspace,misgeatgit/atomspace,misgeatgit/atomspace,yantrabuddhi/atomspace,ceefour/atomspace,misgeatgit/atomspace,ArvinPan/atomspace,inflector/atomspace,yantrabuddhi/atomspace,ceefour/atomspace,rTreutlein/atomspace,inflector/atomspace,misgeatgit/atomspace,rTreutlein/atomspace,AmeBel/atomspace,inflector/atomspace,ArvinPan/atomspace