Fix color/fill defaults and behavior #251

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10 warnings

file=R/add_phylopic_base.r,line=98,col=1,[cyclocomp_linter] Functions should have cyclomatic complexity of less than 15, this has 91.

file=R/add_phylopic_base.r,line=206,col=10,[indentation_linter] Indentation should be 12 spaces but is 10 spaces.

file=R/geom_phylopic.R,line=85,col=27,[object_name_linter] Variable and function name style should match snake_case or symbols.

file=R/geom_phylopic.R,line=86,col=27,[object_name_linter] Variable and function name style should match snake_case or symbols.

file=R/geom_phylopic.R,line=87,col=27,[object_name_linter] Variable and function name style should match snake_case or symbols.

file=R/geom_phylopic.R,line=122,col=1,[cyclocomp_linter] Functions should have cyclomatic complexity of less than 15, this has 30.

file=R/geom_phylopic.R,line=122,col=1,[object_name_linter] Variable and function name style should match snake_case or symbols.

file=R/geom_phylopic.R,line=219,col=58,[object_name_linter] Variable and function name style should match snake_case or symbols.

file=R/geom_phylopic.R,line=381,col=1,[cyclocomp_linter] Functions should have cyclomatic complexity of less than 15, this has 70.

file=R/geom_phylopic.R,line=381,col=1,[object_name_linter] Variable and function name style should match snake_case or symbols.