V1.0.0-rc.26 Released

What's Changed

• fix GroupGLLayer child Layer not fire identifyempty event by @deyihu in #2058
• fix Marker event not fire when textRotation by @deyihu in #2064
• Layer disable geometryEvents not hitDetect by @deyihu in #2063
• fix lineDasharray Not working when polygon has holes by @deyihu in #2070
• fix createLinearGradient error when polygon ring is linear by @deyihu in #2069
• DrawTool add drawprepare event by @deyihu in #2075
• DrawTool support set layer zIndex by @deyihu in #2073
• TileLayer add options.bufferPixel for custom tile buffer size by @deyihu in #2078
• fix text font error when textsize missing by @deyihu in #2087
• sharper image in ImageLayer, fix maptalks/issues#450 by @fuzhenn in #2089
• add terrain tile mode for TileLayer by @fuzhenn in #2086

Full Changelog: v1.0.0-rc.25...v1.0.0-rc.26